question: Teacher asked me this: Solve 0 = -2*y + 4*y - 4 for y.
++++++++++
answer: 2

question: Teacher asked me this: Solve 944*d = -95*d - 67*d + 21844 - 64978 for d.
++++++++++
answer: -39

question: Teacher asked me this: Solve -47*f + 17098 = 40*f + 24*f + 95*f for f.
++++++++++
answer: 83

question: Teacher asked me this: Solve -198*j = -716*j + 247*j + 7317 for j.
++++++++++
answer:
27