SOLUTION: Add {{{ (3x^2-2xy+y^2)+(-6x^2-7xy-y^2)+(x^2+xy-4y^2) }}} please help

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Add {{{ (3x^2-2xy+y^2)+(-6x^2-7xy-y^2)+(x^2+xy-4y^2) }}} please help      Log On

Hi,



Adding by combining like terms





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