question: Teacher asked me this: Solve -52731 = -290*k - 361*k for k.
++++++++++
answer: 81

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

question: Teacher asked me this: Solve 157*a - 158*a = -3 for a.
++++++++++
answer: 3

question: Teacher asked me this: Solve 1565*o + 1578*o = 3123*o - 59 - 101 for o.
++++++++++
answer:
-8