question: Teacher asked me this: Solve 71*o + 320 + 9 = 45 for o.
++++++++++
answer: -4

question: Teacher asked me this: Solve -67*y - 81 + 134 + 14 = 0 for y.
++++++++++
answer: 1

question: Teacher asked me this: Solve -227*w = 3938 - 1214 for w.
++++++++++
answer: -12

question: Teacher asked me this: Solve 0 = 255*f + 73*f - 7872 for f.
++++++++++
answer:
24