Solve the system by graphing. Be sure to include your answer as an ordered pair (x, y).
Solve the system by substitution. Show all work. Be sure to include your answer as an ordered pair (x, y).
x = -2y - 6 4x - y = -15
Solve the system by elimination. Show all work. Be sure to include your answer as an ordered pair (x, y).
-4x - y = -18 4x - 3y = -22
Solve the system by elimination. Show all work. Be sure to include your answer as an ordered pair (x, y).
5x + 16y = -9 -4x -8y = 12