I am gonna have to go with Latisha's answer.

(x - 3)(x + 4) = x^2 + 4x - 3x - 12 = x^2 + x - 12.......and 4(-3) = -12, -3 + 4 = 1....and the factors are correct

5 0

3 years ago

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The volume is a rectangular prism is 7,200 cubic centimeters. It has a length of 24 centimeters and a width of 20 centimeters. W

Setler [38]

7,200 = (24)(20)h
15=h (just divide)
To check, 20*24*15 = 7,200 cubic centimeters so 15 cm is right

7 0

2 years ago

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Solve for x. 0.2x – 1.8 5 = 4.2

spin [16.1K]

Answer:

Step-by-step explanation:

0.2x – 1.8/5 = 4.2

0.2x - 1.8 = 4.2 (5)

x =<u> 21 + 1.8 </u>

0.2

x = 22.8 / 0.2

x = 114

4 0

3 years ago

What is the answer to X(x+7)

LekaFEV [45]

Answer:

$\boxed{ \bold{ \boxed {\huge{ \sf{ {x}^{2} + 7x}}}}}$

Step-by-step explanation:

$\sf{x(x + 7)}$

Distribute x through the parentheses

$\dashrightarrow{ \sf{x \times x + x \times 7}}$

$\dashrightarrow{ \boxed{ \sf{ {x}^{2} + 7x}}}$

Hope I helped!

Best regards! :D

3 0

2 years ago