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-4x^{4}
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-4x^{4}
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7-2x^{4}-7-2x^{4}
To find the opposite of 7+2x^{4}, find the opposite of each term.
-2x^{4}-2x^{4}
Subtract 7 from 7 to get 0.
-4x^{4}
Combine -2x^{4} and -2x^{4} to get -4x^{4}.
7-2x^{4}-7-2x^{4}
To find the opposite of 7+2x^{4}, find the opposite of each term.
-2x^{4}-2x^{4}
Subtract 7 from 7 to get 0.
-4x^{4}
Combine -2x^{4} and -2x^{4} to get -4x^{4}.
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