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a^{3}-3a-1
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a^{3}-3a-1
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2+a^{3}+4a-7a+3a^{3}-\left(3+3a^{3}\right)
To find the opposite of 7a-3a^{3}, find the opposite of each term.
2+a^{3}-3a+3a^{3}-\left(3+3a^{3}\right)
Combine 4a and -7a to get -3a.
2+4a^{3}-3a-\left(3+3a^{3}\right)
Combine a^{3} and 3a^{3} to get 4a^{3}.
2+4a^{3}-3a-3-3a^{3}
To find the opposite of 3+3a^{3}, find the opposite of each term.
-1+4a^{3}-3a-3a^{3}
Subtract 3 from 2 to get -1.
-1+a^{3}-3a
Combine 4a^{3} and -3a^{3} to get a^{3}.
2+a^{3}+4a-7a+3a^{3}-\left(3+3a^{3}\right)
To find the opposite of 7a-3a^{3}, find the opposite of each term.
2+a^{3}-3a+3a^{3}-\left(3+3a^{3}\right)
Combine 4a and -7a to get -3a.
2+4a^{3}-3a-\left(3+3a^{3}\right)
Combine a^{3} and 3a^{3} to get 4a^{3}.
2+4a^{3}-3a-3-3a^{3}
To find the opposite of 3+3a^{3}, find the opposite of each term.
-1+4a^{3}-3a-3a^{3}
Subtract 3 from 2 to get -1.
-1+a^{3}-3a
Combine 4a^{3} and -3a^{3} to get a^{3}.
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