question: Teacher asked me this: Solve 0 = 21*j + 866 - 698 for j.
++++++++++
answer: -8

question: Teacher asked me this: Solve 178*a + 780 + 6006 = -199*a for a.
++++++++++
answer: -18

question: Teacher asked me this: Solve -2*q + 12 = 10 for q.
++++++++++
answer: 1

question: Teacher asked me this: Solve 57*x - 13056 = 329*x for x.
++++++++++
answer:
-48