Answer:
[tex]{ \tt{3x - 3y = 24}} \\ { \tt{ 3(x - y) = 24}} \\ \\ { \tt{ \frac{3(x - y)}{3} = \frac{24}{3} }} \\ \\ { \tt{x - y = 8}} \\ \\ { \tt{x = 8 + y}}[/tex]
