X y 5 2x 3y 8 July 8, 2019 16 32 64 128 X 2y z 5 2x y z 1 3x 3y 8 X y z 5 2x 3y 5z 8 4x 5z 2 If x y 5 8 then find 2x 3y x 8y X 3 y 8 z 5 vĂ 2x 3y z 50 X 2y z 5 2x 3y 1 x y z 8 X+y 2 5+z xy