GoldPI0 GoldPI0

14-01-2021
Mathematics

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(-9x^2 - 2x) - (-9x^2 - 3x)

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christy4166 christy4166

14-01-2021

Step-by-step explanation:

-9x^2-2x+9x^2+3x

-9x^2+9x^2-2x+3x

-2x+3x

=x

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