SOLUTION: How do I do this?! Let f(x) = x+2 and g(x)=x^2-x. Find and simplify the expression. (f+g)(-4) Thanks in advance!

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: How do I do this?! Let f(x) = x+2 and g(x)=x^2-x. Find and simplify the expression. (f+g)(-4) Thanks in advance!      Log On


   

Question 961289: How do I do this?!
Let f(x) = x+2 and g(x)=x^2-x. Find and simplify the expression.
(f+g)(-4)
Thanks in advance!
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
How do I do this?!
Let f(x) = x+2 and g(x)=x^2-x. Find and simplify the expression.
(f+g)(-4) = f(-4) + g(-4)
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= (-4+2) + (4^2)+4
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= -2 + 20
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= 18
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Cheers,
Stan H.