Simplify
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Answer:
4x² - x + 16
Step-by-step explanation:
(4x² + 7x - 1 ) - ( x² + 8x -7 ) + ( x² + 10 )
= 4x² + 7x - 1 - x² - 8x + 7 + x² + 10
= 4x² - x² + x² + 7x - 8x - 1 + 7 + 10
= 4x² - x + 16
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