Evaluate
x^{2}+13x-9
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x^{2}+13x-9
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-2x^{2}+13x-6+3x^{2}-8+5
To find the opposite of 2x^{2}-13x+6, find the opposite of each term.
x^{2}+13x-6-8+5
Combine -2x^{2} and 3x^{2} to get x^{2}.
x^{2}+13x-14+5
Subtract 8 from -6 to get -14.
x^{2}+13x-9
Add -14 and 5 to get -9.
-2x^{2}+13x-6+3x^{2}-8+5
To find the opposite of 2x^{2}-13x+6, find the opposite of each term.
x^{2}+13x-6-8+5
Combine -2x^{2} and 3x^{2} to get x^{2}.
x^{2}+13x-14+5
Subtract 8 from -6 to get -14.
x^{2}+13x-9
Add -14 and 5 to get -9.
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