question: Teacher asked me this: Solve -376*a - 1533 = 35*a + 933 for a.
++++++++++
answer: -6

question: Teacher asked me this: Solve -143*u = -3107 - 325 for u.
++++++++++
answer: 24

question: Teacher asked me this: Solve 24*f = -25*f + 56*f for f.
++++++++++
answer: 0

question: Teacher asked me this: Solve 3*f = 9 - 24 for f.
++++++++++
answer:
-5