Question

Solve (x+1)(x+5)=0
A. x = 2 or x = 3
B. x = 11 or x = 1
C. x = 1 or x = 5
D. x = -1 or x = -5

Answer 1

x+1=0
x=-1

x+5=0
x=-5

Answer 2

D. Because (-1+1)=0 so.. -5 + 5 = 0. So the final answer is D.