coxcaelin coxcaelin

25-10-2021
Mathematics

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Subtract 10x2 – 10x + 2 from - 8x2 + 7x – 7.

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NeonGatlinUS NeonGatlinUS

25-10-2021

Answer:

18x^2 - 17x +9

Step-by-step explanation:

Original equations:

10x^2 - 10x + 2

-8x^2 +7x - 7

Calculations:

10x^2 - (-8x^2) = 18x^2

(-10x) - 7x = -17x

2 - (-7) = 9

Together, they make: 18x^2 - 17x + 9

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