Answer:
(x, y) = (-2, -5)
Explanation:
Given that x=-2, you can use either equation to find y.
9(-2) -8y = 22
-8y = 40 . . . . . . add 18
y = -5 . . . . . . . . .divide by -8
Check in the other equation:
-8(-2) +5(-5) = -9
16 -25 = -9 . . . . . . true, so (x, y) = (-2, -5) is the solution.
y = -5