SOLUTION: find all real values of x for which f(x)=g(x): f(x)=x^2, g(x)=x+2 please help thanks

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Question 52852: find all real values of x for which f(x)=g(x):
f(x)=x^2, g(x)=x+2
please help
thanks
Answer by rchill(405) About Me  (Show Source):
You can put this solution on YOUR website!
Our equation becomes x%5E2=x%2B2, which simplifies to x%5E2-x-2=0 which factors into %28x-2%29%28x%2B1%29=0. That means that either x-2=0 or x+1=0, or that x=2 or x=-1.