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6b^{4}-5b^{2}+8-1+2b^{4}+7b+5b^{2}
To find the opposite of 1-2b^{4}-7b-5b^{2}, find the opposite of each term.
6b^{4}-5b^{2}+7+2b^{4}+7b+5b^{2}
Subtract 1 from 8 to get 7.
8b^{4}-5b^{2}+7+7b+5b^{2}
Combine 6b^{4} and 2b^{4} to get 8b^{4}.
8b^{4}+7+7b
Combine -5b^{2} and 5b^{2} to get 0.
6b^{4}-5b^{2}+8-1+2b^{4}+7b+5b^{2}
To find the opposite of 1-2b^{4}-7b-5b^{2}, find the opposite of each term.
6b^{4}-5b^{2}+7+2b^{4}+7b+5b^{2}
Subtract 1 from 8 to get 7.
8b^{4}-5b^{2}+7+7b+5b^{2}
Combine 6b^{4} and 2b^{4} to get 8b^{4}.
8b^{4}+7+7b
Combine -5b^{2} and 5b^{2} to get 0.