Question

Can someone show me step by step how to do this pls and clarify how you got there thanks

Answer 1

x=−1 or x=−7

Explanation:

(x+1)(x+7)=0

Step 2: Set factors equal to 0.

x+1=0 or x+7=0

x=−1 or x=−7

Answer:

x=−1 or x=−7