X 3y 10 x y 2 July 8, 2019 16 32 64 128 3y x 10 x 2 y 2 100 X 3y 10 2x y 5 Solve the simultaneous equation 3y x 10 x y 2 X 3y 10 5x y 2 X 3y 10 xy 2 answer key X 3y 10 2x y 5 solve by substitution method X 3y 10 2x y 6 3y x 10x y 2 2 x y 3y 10 dan 4x x y 28
