I would say Likely. Hope this helped!
Answer:
x = 12, y = 1
Step-by-step explanation:
y - x = -13
-4x + 3y = -51
Find y.
y = -13 + x
Plug y into 2nd equation
-4x + 3y = -51
-4x + 3(-13 + x) = -51
-4x + -39 + 3x = -51
-x = -12
x = 12
y = -13 + 12
y = -1