question: Teacher asked me this: Solve 7400 = -767*f + 3321 + 11459 + 20999 for f.
++++++++++
answer: 37

question: Teacher asked me this: Solve 2 - 30 = 7*p for p.
++++++++++
answer: -4

question: Teacher asked me this: Solve 0 = 119*w - 121*w - 10 for w.
++++++++++
answer: -5

question: Teacher asked me this: Solve -18 = 16*r + 14 for r.
++++++++++
answer:
-2