Algebra I Recipe: Solving Systems of Equations Using Substitution

x = y + 4 and x = 2y + 2

x + y = 6 and y = x + 6

2x + 3y = 12 and 2x = -12

3x - y = 4 and y = 5x + 6

x + 3y = -12 and 3y = -4x + 12

x + y = 12 and x + y = 10