question: Teacher asked me this: Solve -200*u + 150724 = 1474*u - 136*u for u.
++++++++++
answer: 98

question: Teacher asked me this: Solve -100 + 24 = -19*v for v.
++++++++++
answer: 4

question: Teacher asked me this: Solve -836*r = 696*r + 56684 for r.
++++++++++
answer: -37

question: Teacher asked me this: Solve -21*k + 150*k + 5379 = -34*k for k.
++++++++++
answer:
-33