SOLUTION: (-2x + 9) + (x2 + X -9) my question is how do i work this problem?

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Question 472718: (-2x + 9) + (x2 + X -9) my question is how do i work this problem?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
(-2x + 9) + (x2 + X -9)
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You can only combine "like" terms.
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= x^2-2x+x+9-9
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= x^2-x
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Cheers,
Stan H.
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