(-7a^2+3a-9)-(5a^2-6a-4)

asked Jan 17, 2020 185k views

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1 vote

$(-7a^2+3a-9)-(5a^2-6a-4) =-7a^2+3a-9-5a^2+6a+4=\\\\ - 12a^2 + 9a - 5$

Brynjar answered Jan 19, 2020

5.0k points

1 vote

Answer:

12a^2+9a=5(it is correct trust me)

Explanation:

I got it wrong cuz of the person on the top

FractalSpace answered Jan 21, 2020

5.0k points

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