Y 2 x 3y 1 July 8, 2019 16 32 64 128 X y 2 2x 3y 1 X 3 )( y 2 )+ 2x 3y 1 2 x y 3y 10 Y x 8 2x 3y 1 Y 2x 3y 12 3x 2 x 3y 1 y X y 2 xy 3y 1 2x y 2 x 3y 15 by substitution method 2x y 2 x 3y 15 by elimination method Y =- x 2 x 3y =- 18
