Xy = 5 x - 2y = 3 July 8, 2019 16 32 64 128 5 x 2y )- 3 2x y 5 x 2y )+ 3 y 2 4 5 x 2y 3x y 5 x 2y )- 3 xy )= 99 X 2y 3 xy 5 factored 3 xy 2 5 x 2y X 2y 5 5 xy )- 3x y 10 1 5 x 2y )( 2 3 xy 5 x 2y )- 3 xy )= 99 x 3y 7x 4y 17 X+y 2 5+z xy
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