How do you simplify $(3 x^{2} y - 5 x y + 12 x y^{2}) - (5 x y^{2} + 4 x y)$ $(3x^2y-5xy+12xy^2)-(5xy^2+4xy)$ ?

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Answer 1 · 2016-04-23T01:22:33

$= 3 x^{2} y - 5 x y + 12 x y^{2} - 5 x y^{2} - 4 x y = 3 x^{2} y - 9 x y + 7 x y^{2}$ $=3x^2y-5xy+12xy^2-5xy^2-4xy=3x^2y-9xy+7xy^2$

How do you simplify (3x2y−5xy+12xy2)−(5xy2+4xy)(3x^2y-5xy+12xy^2)-(5xy^2+4xy)?