Question

solve by factoring


x^2 + 2x = 8

Answer 1

subtract 8 from both sides
x^2 + 2x - 8=0

(x-a)(x-b)=0
ab=-8 and a+b=-2

Answer 2

if a = -4 and b=2, the equations work

Answer 3

(x-(-4))(x-2)=0
(x+4)(x-2)=0
solutions are -4 and 2

Answer 4

thank youu