Answer:
x = 8, y = 7
Explanation:
The two equations are
y = 3x - 17 [1]
y = x -1 [2]
Substitute y = x - 1 in the first equation
x - 1 = 3x - 17
==> x - 3x = -17 + 1
==> -2x = -16
==> x = -16/-2 = 8
Sub for x in [2]
y = 8 - 1 = 7
1.6m questions
2.0m answers