question: Teacher asked me this: Solve 0 = -20818*s + 20796*s - 242 for s.
++++++++++
answer: -11

question: Teacher asked me this: Solve -106 = -22*y + 4 for y.
++++++++++
answer: 5

question: Teacher asked me this: Solve 419 = -55*w + 144 for w.
++++++++++
answer: -5

question: Teacher asked me this: Solve -198*n + 418*n = 201*n - 475 for n.
++++++++++
answer:
-25