Question

Determine the solutions to (x - 7)(x + 8) = 0

a) x = -8 and x = 7
b) x = -8 and x = -7
c) x = 8 and x = -7
d) x = 8 and x = 7

Answer 1

correct answer is a.

Explanation:

(x-7)(x-8)=0

either, x-7=0. OR X+8=0

or,x=7. or, X=-8