what is the answer to: 9x^2+2x+5-5x^2+8x-6?

it needs to b simplified
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1 Answer

 

9x^2 + 2x + 5 - 5x^2 + 8x - 6
= 9x^2 - 5x^2 + 2x + 8x + 5 - 6
= (9 - 5)x^2 + (2 + 8)x + (5 - 6)
= 4x^2 + 10x - 1

 

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