Evaluate
-10x^{2}+13x-6
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-10x^{2}+13x-6
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-x^{2}+9x-2-9x^{2}+4x-4
To find the opposite of 9x^{2}-4x+4, find the opposite of each term.
-x^{2}+13x-2-9x^{2}-4
Combine 9x and 4x to get 13x.
-x^{2}+13x-6-9x^{2}
Subtract 4 from -2 to get -6.
-10x^{2}+13x-6
Combine -x^{2} and -9x^{2} to get -10x^{2}.
-x^{2}+9x-2-9x^{2}+4x-4
To find the opposite of 9x^{2}-4x+4, find the opposite of each term.
-x^{2}+13x-2-9x^{2}-4
Combine 9x and 4x to get 13x.
-x^{2}+13x-6-9x^{2}
Subtract 4 from -2 to get -6.
-10x^{2}+13x-6
Combine -x^{2} and -9x^{2} to get -10x^{2}.
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