question: Teacher asked me this: Solve -10 + 141 = -22*y - 89 for y.
++++++++++
answer: -10

question: Teacher asked me this: Solve 49*s = 44 + 5 for s.
++++++++++
answer: 1

question: Teacher asked me this: Solve 335*d = 90*d - 515*d - 12920 for d.
++++++++++
answer: -17

question: Teacher asked me this: Solve 0 = -12*a + 63 - 3 for a.
++++++++++
answer:
5