SOLUTION: X^2-x-x-x=8-4

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Question 582311: X^2-x-x-x=8-4
Answer by mananth(16946) About Me  (Show Source):
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X^2-x-x-x=8-4
x^2-3x=4
-4 to both sides
x^2-3x-4=0
x^2-4x+x-4=0
x(x-4)+1(x-4)=0
(x-4)(x+1)=0
x=4 OR -1