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4v^{2}-v+2+5v^{2}-3v-7
To find the opposite of -5v^{2}+3v+7, find the opposite of each term.
9v^{2}-v+2-3v-7
Combine 4v^{2} and 5v^{2} to get 9v^{2}.
9v^{2}-4v+2-7
Combine -v and -3v to get -4v.
9v^{2}-4v-5
Subtract 7 from 2 to get -5.
4v^{2}-v+2+5v^{2}-3v-7
To find the opposite of -5v^{2}+3v+7, find the opposite of each term.
9v^{2}-v+2-3v-7
Combine 4v^{2} and 5v^{2} to get 9v^{2}.
9v^{2}-4v+2-7
Combine -v and -3v to get -4v.
9v^{2}-4v-5
Subtract 7 from 2 to get -5.