Evaluate
68x^{4}+17x^{3}-22x-22
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68x^{4}+17x^{3}-22x-22
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7x^{3}+68x^{4}-14x+1+10x^{3}-8x-23
To find the opposite of -10x^{3}+8x+23, find the opposite of each term.
17x^{3}+68x^{4}-14x+1-8x-23
Combine 7x^{3} and 10x^{3} to get 17x^{3}.
17x^{3}+68x^{4}-22x+1-23
Combine -14x and -8x to get -22x.
17x^{3}+68x^{4}-22x-22
Subtract 23 from 1 to get -22.
7x^{3}+68x^{4}-14x+1+10x^{3}-8x-23
To find the opposite of -10x^{3}+8x+23, find the opposite of each term.
17x^{3}+68x^{4}-14x+1-8x-23
Combine 7x^{3} and 10x^{3} to get 17x^{3}.
17x^{3}+68x^{4}-22x+1-23
Combine -14x and -8x to get -22x.
17x^{3}+68x^{4}-22x-22
Subtract 23 from 1 to get -22.
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