question: Teacher asked me this: Solve -46*f + 70021 = 1383*f for f.
++++++++++
answer: 49

question: Teacher asked me this: Solve 35041*a - 38092*a + 3051 = 0 for a.
++++++++++
answer: 1

question: Teacher asked me this: Solve 481*r - 58*r + 38563 = -364*r for r.
++++++++++
answer: -49

question: Teacher asked me this: Solve -21493 = -735*d - 261*d + 64163 for d.
++++++++++
answer:
86