Question

Simplify
step by step explanation ​

Answer 1

Step-by-step explanation:

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Answer 2

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