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Simplify the following expression 3 [(x^3-7x+1)-(x+4)]
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Simplify the following expression 3 [(x^3-7x+1)-(x+4)]

User Zafar Kurbonov
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1 Answer

3 votes

Answer: 3x^3−24x−9

Step-by-step explanation: 3(x^3−7x+1−(x+4))

=(3)(x^3+−7x+1+−x+−4)

=(3)(x^3)+(3)(−7x)+(3)(1)+(3)(−x)+(3)(−4)

=3x^3−21x+3−3x−12

=3x^3−24x−9

User Monalisa Das
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