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9x^{5}-6
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9x^{5}-6
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12x^{5}-3x^{5}-6
Use the distributive property to multiply -3 by x^{5}+2.
9x^{5}-6
Combine 12x^{5} and -3x^{5} to get 9x^{5}.
12x^{5}-3x^{5}-6
Use the distributive property to multiply -3 by x^{5}+2.
9x^{5}-6
Combine 12x^{5} and -3x^{5} to get 9x^{5}.
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