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Simplify the following expression by combining like terms.

2x + 7x2 - 6x +9x2
2x + 7x2 - 6x + 9x2 =
(Type la simplified expression.)
Enter your answer in the answer box and then click Check Answer.

User Jqwha
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1 Answer

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Answer: The answer should be 16x^2-4x

User Enchanter
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