SOLUTION: (6x^2-7xy+y^2)+(-9x^2-9xy-y^2)+(x^2+xy-4y^2)
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Question 529381: (6x^2-7xy+y^2)+(-9x^2-9xy-y^2)+(x^2+xy-4y^2)
Answer by Maths68(1474) (Show Source): You can put this solution on YOUR website!
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