SOLUTION: (7x2 – x + 1) – (2x2 – x – 3) – (5x2 + 3x – 10)

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Question 154350: (7x2 – x + 1) – (2x2 – x – 3) – (5x2 + 3x – 10)
Answer by orca(409) About Me  (Show Source):
You can put this solution on YOUR website!
First remove all the parentheses, next combine like terms.
%287x%5E2-x%2B1%29-%282x%5E2-x-3%29-%285x%5E2%2B3x-10%29
=7x%5E2-x%2B1-2x%5E2%2Bx%2B3-5x%5E2-3x%2B10
=7x%5E2-2x%5E2-5x%5E2-x%2Bx-3x%2B1%2B3%2B10
=-3x%2B14