SOLUTION: (x+7)(x-9)= 1-2x

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Question 143300: (x+7)(x-9)= 1-2x
Answer by nabla(475) About Me  (Show Source):
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(x+7)(x-9)= 1-2x
Expand the left side first:
x^2-2x-63=1-2x
Shift everything to the left side:
x^2-64=0
Factor the left side:
(x+8)(x-8)=0
This implies x=+/- 8
Check:
(15)(-1)=-15; 1-16=-15; true.
(-1)(-17)=17; 1-(-16)=17; true.