Evaluate
2x^{4}+11x^{3}-1
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2x^{4}+11x^{3}-1
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4x^{3}+5x^{4}+7-3x^{4}-8+7x^{3}
To find the opposite of 3x^{4}+8-7x^{3}, find the opposite of each term.
4x^{3}+2x^{4}+7-8+7x^{3}
Combine 5x^{4} and -3x^{4} to get 2x^{4}.
4x^{3}+2x^{4}-1+7x^{3}
Subtract 8 from 7 to get -1.
11x^{3}+2x^{4}-1
Combine 4x^{3} and 7x^{3} to get 11x^{3}.
4x^{3}+5x^{4}+7-3x^{4}-8+7x^{3}
To find the opposite of 3x^{4}+8-7x^{3}, find the opposite of each term.
4x^{3}+2x^{4}+7-8+7x^{3}
Combine 5x^{4} and -3x^{4} to get 2x^{4}.
4x^{3}+2x^{4}-1+7x^{3}
Subtract 8 from 7 to get -1.
11x^{3}+2x^{4}-1
Combine 4x^{3} and 7x^{3} to get 11x^{3}.
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