Related Post: X Y 3 2x 5y 12 X Y 3 2x 5y 12 By Substitution Method X Y 3 2x 2y 6 X Y 3 2x 5y 12 By Elimination Method X Y 3 2x 3y 7 X Y 3 2x 4y 8 X Y 3 2x 5y 13 By Substitution Method X Y 3 2x X Y 3 2x 3y =- 4 X Y 3 2x 3y