Question

Solve the system of equations by using the substitution method.
2x - 3y = 11
y=x-4

Answer 1

2x - 3(x - 4) = 11
2x - 3x + 12 = 11
-1x = -1, x = 1
y = 1 - 4 = -3, y = -3
Solution: x = 1, y = -3