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3 years ago

13

Please help extra points

1 answer:

gavmur [86]3 years ago

7 0

The answer is a) -20 you can go and rule out d.e,f

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What is the value of x?<br> Enter your answer in the box.<br> units

LiRa [457]

Answer:

x = 28

Step-by-step explanation:

ΔARP ≈ ΔCRD

42/x = 57/(10+x)

cross-multiply:

42(10+x) = 57x

420 + 42x = 57x

420 = 15x

28 = x

7 0

3 years ago

Mrs. Bowman designed the rug shown . If it costs 22$ per square footage to make, how much will Mrs. Bowman pay for the rug?

vazorg [7]

Just multiply 22 by the number it says.

7 0

3 years ago

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Please I need this now or I fail my test and I have to be held back!!! What is 4/15 divided by -3/5

Marysya12 [62]

Answer:

-4/9

Step-by-step explanation:

flip -3/5

4×5 / 15×-3

20/-45

÷5 ÷5

-4/9

7 0

3 years ago

The sum of a whole number and twice the square of the number is 10. Find the number.

sveticcg [70]

Answer:

x = $\frac{10}{1 + 2x}$

Step-by-step explanation:

Let the number be x

x + 2x² = 10

Factorize x + 2x²

x(1 + 2x) = 10

Divide both sides by (1 + 2x)

x = $\frac{10}{1 + 2x}$

6 0

3 years ago

Please solve the equation _4(4n+2)=4

MrRissso [65]

16n+8=4
16n=4-8
16n=-4
n=-4/16
n=-1/4.

8 0

3 years ago

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