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14-07-2017
Mathematics

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find the difference (x^2+3y-3)-(-2x^2+3y-1)

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14-07-2017

The answer is 3x^2 - 2.

x^2+3y-3+2x^2-3y+1

Add the like terms together, you get 3x^2 - 2

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15-07-2017

x^2+3y-3+2x^2-3y+1

3x^2-2

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