Related Post: 5x 2y 12 3x 2y 4 3x 2y 12 5x 2y 4 Substitution Method 3x 2y 12 5x 2y 4 Elimination Method Solve 3x 2y 12 5x 2y 4 5x 2y 12 3x 4y 2 12-3/2y=4 5x-2y=6 Answer