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4x-(-4x³ + 11)-(2x + x³) + 7x
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4x-(-4x³ + 11)-(2x + x³) + 7x

User Grady
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1 Answer

6 votes

Answer: 3x³+ 9x + -11

Step-by-step explanation: Combine Like Terms: 4x + 4x³+-11+-2x+-x³+7x

=(4x³+-x³) + (4x + -2x +7x) + (-11)

=3x³+ -9x+ -11

User Michal Gasek
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