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1+7x-2x^{2}
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1+7x-2x^{2}
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3x^{2}-4x+7-5x^{2}+11x-6
To find the opposite of 5x^{2}-11x+6, find the opposite of each term.
-2x^{2}-4x+7+11x-6
Combine 3x^{2} and -5x^{2} to get -2x^{2}.
-2x^{2}+7x+7-6
Combine -4x and 11x to get 7x.
-2x^{2}+7x+1
Subtract 6 from 7 to get 1.
3x^{2}-4x+7-5x^{2}+11x-6
To find the opposite of 5x^{2}-11x+6, find the opposite of each term.
-2x^{2}-4x+7+11x-6
Combine 3x^{2} and -5x^{2} to get -2x^{2}.
-2x^{2}+7x+7-6
Combine -4x and 11x to get 7x.
-2x^{2}+7x+1
Subtract 6 from 7 to get 1.
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