SOLUTION: How would I write the opposite of 6x^2-3x-7x?

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Question 942542: How would I write the opposite of 6x^2-3x-7x?
Answer by MathLover1(20849) About Me  (Show Source):
You can put this solution on YOUR website!

the opposite of 6x%5E2-3x-7x is -%286x%5E2-3x-7x%29 or -6x%5E2%2B3x%2B7x
In addition and subtraction the opposites combined make 0.
If you add -%286x%5E2-3x-7x%29+%2B+%286x%5E2-3x-7x%29 it turns the first one into -6x%5E2%2B3x%2B7x+%2B+6x%5E2-3x-7xand this would equal 0.