SOLUTION: simplify and combine (-7x^2+3xy-5y^2)-(-2x^2-xy+y^2)+(-x^2-7y^2)

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Question 166170: simplify and combine (-7x^2+3xy-5y^2)-(-2x^2-xy+y^2)+(-x^2-7y^2)
Answer by partygirl1122(6)   (Show Source): You can put this solution on YOUR website!

-21xy^4+2xy

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