question: Teacher asked me this: Solve 18827 - 1707 = -428*k for k.
++++++++++
answer: -40

question: Teacher asked me this: Solve -356*u - 926*u + 34614 = 0 for u.
++++++++++
answer: 27

question: Teacher asked me this: Solve 926*f + 219*f + 1770 - 40218 = 344*f for f.
++++++++++
answer: 48

question: Teacher asked me this: Solve -14*u + 54 = 4*u for u.
++++++++++
answer:
3