question: Teacher asked me this: Solve 55*c + 42*c - 36*c + 31*c = -50*c for c.
++++++++++
answer: 0

question: Teacher asked me this: Solve 3149 = 88*j + 3853 for j.
++++++++++
answer: -8

question: Teacher asked me this: Solve 14*u + 2*u = 48 for u.
++++++++++
answer: 3

question: Teacher asked me this: Solve -3*d + 10 - 4 = 0 for d.
++++++++++
answer:
2