question: Teacher asked me this: Solve 0 = 5*j - 4*j + 4 for j.
++++++++++
answer: -4

question: Teacher asked me this: Solve -1161*i + 12228 = 37770 for i.
++++++++++
answer: -22

question: Teacher asked me this: Solve 0 = 326*c - 3198*c - 40208 for c.
++++++++++
answer: -14

question: Teacher asked me this: Solve 4*d - 7 = -19 for d.
++++++++++
answer:
-3