please help asap 25 pts

Please Help Asap 25 Pts

Answers

Answer 1

The answer is B: 4.5 cm, 7.5 cm

Here's why: 7.5 is 3 cm more than 4.5, and when added together, 7.5 + 7.5 + 4.5 + 4.5 = 24.

Answer 2

The formula of a perimeter of a rectangle: P = 2(w + l)

w - width, l - length

We have:

P = 24cm and l = (w + 3)cm

Substitute:

24 = 2(w + w + 3)

24 = 2(2w + 3)     |use distributive property

24 = (2)(2w) + (2)(3)

24 = 4w + 6      |subtract 6 from both sides

18 = 4w     |divide both sides by 4

w = 18/4

w = 9/2

w = 4.5 cm

l = 4.5 + 3 = 7.5cm

Answer: b. 4.5 cm, 7.5 cm.

Related Questions

Please help asap 28 pts

Answers

i pretty sure its D because its not the other ones can you send me a message real quick too

Natasha owes her parents $12 on monday she gives them $7. On tuesday, she gives them 5. How much money does natasha now owe her parents?

Answers

12-7= 5
5-5=0

She owes no money :)
She owes them nothing

Which of the following is a binomial?

A. b²-14
B. x²
C. s⁴-s+12
D. f³+f²-f+16

Answers

Binomial: A polynomial that is the sum of two terms, each of which are monomials. The answer here would be A. b² - 14, because it is comprised of two terms. Answer B is a monomial because it only has ONE term, C is a trinomial because it has three terms, and D. is a multinomial, or a polynomial because it has more than three terms. Hope that helps!

Binomial is an algebraic expression of the sum or the difference of two terms so:

So option A. has two terms (b and -14)
Option B has one term (X multiplied by X)

Option C has three terms (s^4, -s and +12; NOTE that s^4 and -s are not the same terms)

similarly,

Option D has four terms

therefore only option A is a binomial!

Which ordered pairs are solutions to the inequality 2y−x≤−6 ?

Select each correct answer.




(−3, 0)

(6, 1)

(1, −4)

(0, −3)

(2, −2)

Answers

Given inequality: 2y−x ≤ −6

Option-1 : (-3,0)
2×0 - (-3) = 0 + 3 = 3 > -6
Not satisfied

Option-2 : (6,1)
2×1 - 6 = 2 - 6 = -4 > -6
Not satisfied

Option-3 : (1, -4)
2×(-4) - 1 = -8 - 1 = -9 < -6
Satisfied.
Thus, (1, -4) is a solution.

Option-4 : (0, -3)
2×(-3) - 0 = -6 - 0 = -6 = -6
Satisfied.
Thus, (0, -3) is a solution.

Option-5 : (2, -2)
2×(-2) - 2 = -4 - 2 = -6 = -6
Satisfied.
Thus, (2, -2) is a solution.

Solutions are: (1, -4), (0, -3) , (2, -2)

Final answer:

To determine which ordered pairs are solutions to the inequality 2y - x ≤ -6, substitute the x and y values of each ordered pair into the inequality and check if it is satisfied.

Explanation:

To determine which ordered pairs are solutions to the inequality 2y - x ≤ -6, we substitute the x and y values of each ordered pair into the inequality and check if the inequality is satisfied:

For the ordered pair (-3, 0): 2(0) - (-3) ≤ -6 → 0 + 3 ≤ -6 → 3 ≤ -6  (not satisfied)For the ordered pair (6, 1): 2(1) - 6 ≤ -6 → 2 - 6 ≤ -6 → -4 ≤ -6  (satisfied)For the ordered pair (1, -4): 2(-4) - 1 ≤ -6 → -8 - 1 ≤ -6 → -9 ≤ -6  (not satisfied)For the ordered pair (0, -3): 2(-3) - 0 ≤ -6 → -6 - 0 ≤ -6 → -6 ≤ -6  (satisfied)For the ordered pair (2, -2): 2(-2) - 2 ≤ -6 → -4 - 2 ≤ -6 → -6 ≤ -6  (satisfied)

Therefore, the correct answers are (6, 1), (0, -3), and (2, -2).

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How do i divide 806 by 9 with long division, im getting 9 remainder 6

Answers

9/806 = 9 goes into 80 8 times which gives you 72. 80-72 is 8 and when you bring down the 6, 9 goes into 86 9 times with a remainder of 5 . This gives you 89 R 5

5/100‚3/100‚75/100,5/100 listed from least to greatest

Answers

3/100, 5/100, 5/100 75/100

I may have it reversed but that should be it

The height of a football during a punt is modeled by h=-16t^2+60t+3. If the football hits the ground, how long did it stay in the air?

Answers

"how long..." is asking for time (t).  "The amount of time spent in the air" is the time from when the ball was kicked (0 seconds) to the time it landed on the ground.  Need to find the x-intercepts (one will be negative which will be invalid). You can do this by factoring ... or by using the quadratic formula. With the equation you provided, it is not factorable, so you must use the quadratic formula.

h = -16t² + 60t + 3

   a=-16   b=60  c=3

[tex]t = \frac{-b +/- \sqrt{b^{2}-4ac } }{2a}[/tex]

[tex]t = \frac{-60 +/- \sqrt{60^{2}-4(-16)(3) } }{2(-16)}[/tex]

[tex]t = \frac{-60 +/- \sqrt{3600 + 192} }{-32}[/tex]

[tex]t = \frac{-60 +/- \sqrt{3792} }{-32}[/tex]

[tex]t = \frac{-60 +/- 61.6}{-32}[/tex]

[tex]t = \frac{-60 + 61.6}{-32}[/tex]   or   [tex]t = \frac{-60 - 61.6}{-32}[/tex]

[tex]t = \frac{1.6}{-32}[/tex]        or     [tex]t = \frac{-121.6}{-32}[/tex]

   t = -0.05            or     t = 3.8           disregard the negative

Answer: 3.8 seconds


     

Please help!

Factor.
9x^4−64y^2

Answers

To factor 9x^4 - 64y^2, use the difference of squares formula. The factored form is (3x^2 + 8y)(3x^2 - 8y).

To factor 9x^4 - 64y^2, we can use the difference of squares formula: a^2 - b^2 = (a + b)(a - b). Applying this, we get: 9x^4 - 64y^2 = (3x^2 + 8y)(3x^2 - 8y)

Therefore, the factored form of 9x^4 - 64y^2 is (3x^2 + 8y)(3x^2 - 8y).

What is five billion two hundred fifty four million seventy one thousand nine hundred twenty six written in standard form

Answers

5,254,071,926

Is the standard form

Final answer:

The number 'five billion two hundred fifty four million seventy one thousand nine hundred twenty six' can be written in standard form as 5,254,071,926.

Explanation:

The number 'five billion two hundred fifty four million seventy one thousand nine hundred twenty six' is written in words. In standard form, we write it as a numeric value instead. So,

5,254,071,926

is the standard form of 'five billion two hundred fifty four million seventy one thousand nine hundred twenty six'. The standard form simply means writing the number as we typically would in mathematics or everyday usage.

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PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!

The graph shows the solution to which system of equations?

A) y = x + 2 and y = -x - 4

B) y = 3x + 7 and y = x + 12

C) y = 2x - 3 and y = −2x + 1

D) y = -x + 4 and y = −2x + 5

Answers

The answer is, C) y=2x-3 and y=-2x+1

PLEASE HELP I NEED TO SEND THIS SOON

Screenshot attached below

Answers


[tex]2x + 2[/tex]
the +2 is the y when x is 0 the 2 next to the x is the coefficient which is multipled based on the x,

What is four and one over five divided bye one and two overfive

Answers

Can you type it out with actual numbers instead of letters please? Thank you

Perform the indicated operation and then simplify 4m-3-9m+8

Answers

Final answer:

To simplify 4m - 3 - 9m + 8, combine like terms to get -5m + 5, which is the simplified expression.

Explanation:

To perform the indicated operation and simplify 4m - 3 - 9m + 8, we need to combine like terms. The terms 4m and -9m are like terms, as are the constants -3 and +8. So, let's combine them.

First, combine the m terms:

4m - 9m = -5m

Next, combine the constant terms:

-3 + 8 = 5

Putting it all together, we have:

-5m + 5

This is the simplified form of the original expression.

helpppppppppppppppppppppppp

Answers

The answer is A. 21.6 just add, 9.2+0.5+6+5.9=21.6

I hope this helps!

To find the total amount of snow accumulated after one month, simply add in the inches recorded.

9.2 in. + 0.5 in. + 6 in. + 5.9 in. = 21.6 total inches of snow fell over the one month period

Find the median of the data set 3 35 23 37 45 5 49 27 48

Answers

median = 35

the median is the middle entry of the data arranged in ascending order

rearranging the data in ascending order

3 5 23 27 35 37 45 48 49

the middle value = 35 ← median


A group of employees were asked whether they drive or walk to work.

The table shows the probabilities of results.

Answers

Answer:

Independent.

Step-by-step explanation:


Answer: Picture

Step-by-step explanation:

What is the length of the hypotenuse of the triangle of 7ft and 4ft

Answers

To find the length of the hypotenuse in a right-angled triangle with sides measuring 7ft and 4ft, use the Pythagorean Theorem: 7² + 4²= c², which gives us the hypotenuse length of approximately 8.06 feet.

The question is asking for the length of the hypotenuse of a right-angled triangle when the lengths of the other two sides are known (7ft and 4ft).

To find the hypotenuse, we use the Pythagorean Theorem, which states that in a right-angled triangle, the square of the length of the hypotenuse (c) is equal to the sum of the squares of the lengths of the other two sides (a and b). The formula is expressed as a² + b² = c².

By applying the Pythagorean Theorem:

72 + 42 = c²
49 + 16 = c²
65 = c²
c = √65 ≈ 8.06 ft

Therefore, the length of the hypotenuse is approximately 8.06 feet.


If m ∡2 = 138°, find m ∡1, m ∡4, and m ∡3

Answers

180-138=42
m2=138
m1=42
m3=42
m4=138
the placement of the curved lines inside the angle show that the angles opposite to one another are congruent

Students were asked to rank their preferences for watching the following sports: baseball, football, soccer, volleyball, hockey, and softball. How many different rankings are possible?
A.
720
B.
36
C.
6
D.
46,656

Answers

6!= 720, which is A.
6×5×4×3×2×1 because each rank loses a choice.

You have $1 bills and $5 bills in your wallet. There are 7 bills worth a total of $19

Answers

You have 3 $5s and 4 $1 bills. Hope this helps :)

You have 3 $5s and 4 $1 bills.

Hope this helps you, if it does, please mark brain! <3

-SHOBE-


Simplify the following expression:

-5a⁷ b⁻³ • 4a⁻⁶ b⁶

Answers

what is the • supposed to be? are you adding, subtracting, multiplying or dividing?
= -20a^1 b^3
This is my answer

The length of a rectangle room is 6 feet longer than twice the width. If the room's perimeter is 132 feet, what are the room's dimensions?

Answers

Answer:

The width of the room is 20 feet.

The Length of the room is  [tex]46[/tex] feet.

Step-by-step explanation:

Lets take the width of the room as [tex]x[/tex] feet

Then the length of the room will be [tex]2x+6[/tex] feet

Perimeter of a room is the addition of all the walls making the boundary of the room.

Perimeter of the rectangular room = 2 * Width + 2 * Length

⇒[tex]132=2*x+2*(2x+6)[/tex]

⇒[tex]132=2x+4x+12[/tex]

⇒[tex]132=6x+12[/tex]

⇒[tex]132-12=6x[/tex]

⇒[tex]120=6x[/tex]

⇒[tex]20=x[/tex]

Therefore,

The width of the room is 20 feet.

The Length of the room is,

[tex]2x+6[/tex] = [tex]2*20+6[/tex] = [tex]46[/tex] feet


Two squares, each with an area of 25units are placed side by side to form a rectangle. What is the perimeter of the rectangle?

Answers

30 units, because the squares sides are 5 units. so 5 x 5 = 25. the rectangles sides would be 5+5+10+10

Writing a Polynomial Function Given a y-Intercept:

Suppose the graph of a cubic polynomial function has the same zeroes and passes through the coordinate (0, –5).
Describe the steps for writing the equation of this cubic polynomial function.

Answers

We are given

a cubic polynomial function has the same zeroes

Let's assume that zeros as 'a'

so, we can write it as

[tex]f(x)=(x-a)^3[/tex]

now, we are given y-intercept

(0,-5)

at x=0 , y=-5

we can use it and then find 'a'

[tex]-5=(0-a)^3[/tex]

[tex]a=\sqrt[3]{5}[/tex]

now, we can plug it

and we get

[tex]f(x)=(x-\sqrt[3]{5})^3[/tex]..................Answer

Answer:

Use the zeroes to determine the roots.

Write the polynomial as a product of the leading coefficient, a, and the factors, where each factor is x minus a root.

Use the y-intercept (0, –5) to solve for the leading coefficient.

Substitute the leading coefficient into the polynomial function for a and simplify.

Step-by-step explanation:

The vertex of this parabola is at (3,-2). when the x-value is 4, the y-value is 3. whatis the coefficient of the squared expression in the parabolas equation

Answers

Answer:

The coefficient of the squared expression in the parabolas equation will be 5.

Step-by-step explanation:

The vertex form of parabola is:  [tex]y=a(x-h)^2 +k[/tex] , where [tex](h,k)[/tex] is the vertex point and [tex]a[/tex] is the coefficient of [tex]x^2[/tex] term.

The vertex is given as [tex](3,-2)[/tex]. That means, [tex]h=3[/tex] and [tex]k=-2[/tex]

So, the vertex form will be:  [tex]y=a(x-3)^2-2[/tex]

Given that, when the x-value is 4, the y-value is 3. So, plugging these values into the above equation, we will get.....

[tex]3=a(4-3)^2-2\\ \\ 3=a(1)^2-2\\ \\ a=3+2=5[/tex]

Thus, the coefficient of the squared expression in the parabolas equation will be 5.

Mohammed, Isaac, Noah, and Felix solicited for boxes of donations for a community flea market. Mohammed collected 71?2 boxes, Isaac collected 81?3 boxes, Noah collected 43?4 boxes, and Felix collected 32?3 boxes. How many boxes did they collect in all? A. 251?3 B. 241?2 C. 241?4 D. 253?4

Answers

Answer:

Option C is the correct answer.

Explanation:

  Boxes collected by Mohammed = [tex]7\frac{1}{2}[/tex]

  Boxes collected by Isaac = [tex]8\frac{1}{3}[/tex]

  Boxes collected by Noah = [tex]4\frac{3}{4}[/tex]

  Boxes collected by Felix = [tex]3\frac{2}{3}[/tex]

 Total boxes collected = [tex]7\frac{1}{2}+8\frac{1}{3}+4\frac{3}{4}+3\frac{2}{3}[/tex]

                = [tex]\frac{15}{2}+\frac{25}{3}+\frac{19}{4}+\frac{11}{3}=\frac{36}{3} +\frac{49}{4} =\frac{97}{4}[/tex]

                = [tex]24\frac{1}{4}[/tex]

   Option C is the correct answer.

Which of the following are measures of complementary angles? A. 50° and 41° B. 100° and 80° C. 77° and 13° D. 35° and 10°

Answers

Complimentary angles equal 90 degrees.  So the answer would be C because  77+13= 90.

Answer: Two angles are complementary when they add up to 90°

then, doing all the options:

A) 50° + 41° = 91°, so this angles are non complementary.

B) 100° + 80° = 180°, so this aren't complementary, but they are Supplementary (because their addition is 180°) angles.

C) 77° + 13° = 90°, si this angles are complementary

D) 35° + 10° = 45°, this pair is not complementary.

So the only correct answer is C.

Carlos graphed the system of equations that can be used to solve x^3 - 2x^2 + 5x - 6 = -4x^2 + 14x + 12

What are the roots of the polynomial equation?
–3, –2, 3
–3, 2
18, 32
18, 32, 66

Answers

Answer:

The roots are [tex]-3,-2,3[/tex]

Step-by-step explanation:

Let [tex]f(x)=x^3-2x^2+5x-6[/tex] and [tex]g(x)=-4x^2+14x+12[/tex].

The graph of the two functions are in the attachment.

The x-values of the points of intersection are the roots of the polynomial equation.

[tex]x^3-2x^2+5x-6=-4x^2+14x+12[/tex]

The roots are

[tex]-3,-2,3[/tex]

Answer:

-3,-2,3

Step-by-step explanation:

edge

I'd really appreciate if anyone helped! :)


Which set of ordered pairs represents a function?


A. (1, 2), (1, 3), (1, 4), (1, 5)


B. (4, 1), (3, 2), (3, 3), (1, 4)


C. (1, 6), (2, 2), (4, 7), (3, 2)


D. (1, 6), (3, 2), (4, 7), (3, 4)

Answers

In order for the data set to represent a function, there can be no duplicates of the first value.

A. 1 is used as the first value more than once       it is NOT a function

B. 3 is used as the first value more than once       it is NOT a function

C. no first number is used more than once            it IS a function

D. 3 is used as the first value more than once       it is NOT a function

Answer: C

A car is purchased for $29500. After each year, the resale value decreases by %35. What will the resale value be after 4 years

Answers

Just multiply 29,500 by 0.35
Then that answer by 0.35 and repeat that 2 more times.
Answer:
442.684375

Using the exponential decay formula, the resale value of a car initially purchased at $29,500 and depreciating at 35% per year will be approximately $5,266.08 after 4 years.

To calculate the resale value of a car after depreciation, we can use the formula for exponential decay, which is [tex]V = P (1 - r)^t[/tex], where V is the future value of the car, P is the initial purchase price, r is the rate of depreciation, and t is the time in years. In this case, P = $29,500, r = 35% or 0.35, and t = 4 years.

Following the formula, the resale value after 4 years would be:

V = $29,500 (1 - 0.35)⁴

V = $29,500 (0.65)⁴

V = $29,500 (0.17850625)

V = $5,266.08 approximately

Therefore, the resale value of the car after 4 years will be around $5,266.08.

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