SOLUTION: If 1-4x =13 , evaluate x^2+2x-2

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Question 912864: If 1-4x =13 , evaluate x^2+2x-2
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
First solve for x.
1-4x=13
-4x=12
x=-3
Now evaluate,
x%5E2%2B2x-2=%28-3%29%5E2%2B2%28-3%29-2
x%5E2%2B2x-2=9-6-2
x%5E2%2B2x-2=1