X y = 4 where, x = 9, y = 5, (ii) s t = 3; Substitution Method – Example Study the example below that shows how to use the substitution method in systems of equations Example Solve for x and y if 3x 2y = 4 and x 4y = 3 Answer x = 1 and y = 1/2 Step 1 Label the equations Label the equations A and B (A) 3x 2y = 4 (B) x 4y = 3 Step 2 Isolate one of the variables04x 05 y = 23
Answered Y 4 3 1 2 12x 10y 4 3 5 2 Bartleby
