Y x 2 3x 3y 6 July 8, 2019 16 32 64 128 Y x 2 3x 3y 6 substitution Y x 2 3x 3y 6 solve by substitution X 2 y 2 7 3x 3y 63 Y 1 3x 2 x 3y 6 X 3 y 3 3x 2 6x 3y 4 0 Solve the system of linear equations x y 2 $- 3x 3y 6 Let y x 2 4y 3x 6 and 3y 4x 1 3x + 2y = 6