Answer:

Step-by-step explanation:
we know that
The surface area of a square prism is given by the formula

where
b is the length side of the square base
h is the height of the prism
we have

substitute

solve for h

This should be the correct solution
x + 4 = -8
x + 4 + (-4) = -8 + (-4)
x + 0 = -12
x = -12
<span>C. The student added improperly and got the wrong answer in step 3.
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The student failed to consider the negative signs of 8 and 4.
I think it’s A but I’m not sure but keep trying
Answer:
(x2 - 1) - 5x - 1
Step-by-step explanation: