For this case we have the following system of equations:
x = -5 + y
28x + 11y = 16
Solving for y we have:
28 (-5 + y) + 11y = 16
-140 + 28y + 11y = 16
39y = 16 + 140
y = 156/39
y = 4
Solving for x we have:
x = -5 + 4
x = -1
Answer:
The solution is:
(x, y) = (- 1, 4)
