Question

What are the solutions to x² + 8x + 7 = 0?

x = -8 and x = -7
x = -7 and x = -1
x = 1 and x=7
x = 7 and x = 8

Answer 1

x=-1 and x=-7

Explanation:

This is the answer because if you factor x^2 + 8x + 7 you get (x+1)(x+7)

To solve for x you need to...

x+1=0

x=-1

x+7=0

x=-7

There is your answer