Answer :
2y - x = 2 ⇒ x - 2y = -2
x - 2y = 8 ⇒ x - 2y = 8
-4y = 6
-4 -4
y = -1 1/2
x - 2(-1 1/2) = -2
x + 3 = -2
-3 -3
x = -5
(x, y) = (-5, -1 1/2)
D. there is no solution
x - 2y = 8 ⇒ x - 2y = 8
-4y = 6
-4 -4
y = -1 1/2
x - 2(-1 1/2) = -2
x + 3 = -2
-3 -3
x = -5
(x, y) = (-5, -1 1/2)
D. there is no solution