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11n^{2}+10n+7
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11n^{2}+10n+7
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15n^{2}+7n-1-4n^{2}+3n+8
To find the opposite of 4n^{2}-3n-8, find the opposite of each term.
11n^{2}+7n-1+3n+8
Combine 15n^{2} and -4n^{2} to get 11n^{2}.
11n^{2}+10n-1+8
Combine 7n and 3n to get 10n.
11n^{2}+10n+7
Add -1 and 8 to get 7.
15n^{2}+7n-1-4n^{2}+3n+8
To find the opposite of 4n^{2}-3n-8, find the opposite of each term.
11n^{2}+7n-1+3n+8
Combine 15n^{2} and -4n^{2} to get 11n^{2}.
11n^{2}+10n-1+8
Combine 7n and 3n to get 10n.
11n^{2}+10n+7
Add -1 and 8 to get 7.
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