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8z^{2}-5z+10-4z^{2}-7z+7
To find the opposite of 4z^{2}+7z-7, find the opposite of each term.
4z^{2}-5z+10-7z+7
Combine 8z^{2} and -4z^{2} to get 4z^{2}.
4z^{2}-12z+10+7
Combine -5z and -7z to get -12z.
4z^{2}-12z+17
Add 10 and 7 to get 17.
8z^{2}-5z+10-4z^{2}-7z+7
To find the opposite of 4z^{2}+7z-7, find the opposite of each term.
4z^{2}-5z+10-7z+7
Combine 8z^{2} and -4z^{2} to get 4z^{2}.
4z^{2}-12z+10+7
Combine -5z and -7z to get -12z.
4z^{2}-12z+17
Add 10 and 7 to get 17.