question: Teacher asked me this: Solve 496 = -80*l + 336 for l.
++++++++++
answer: -2

question: Teacher asked me this: Solve -417*z + 4622 - 4862 = 12687 for z.
++++++++++
answer: -31

question: Teacher asked me this: Solve -378349 = -1691*f - 3956*f for f.
++++++++++
answer: 67

question: Teacher asked me this: Solve -121 = -26*c + 35 for c.
++++++++++
answer:
6