question: Teacher asked me this: Solve -4*d - 12*d - 142*d = -4108 for d.
++++++++++
answer: 26

question: Teacher asked me this: Solve 11*a - 25*a = -5*a - 99 for a.
++++++++++
answer: 11

question: Teacher asked me this: Solve -69*w = 84 - 1809 for w.
++++++++++
answer: 25

question: Teacher asked me this: Solve 126 = 27*k + 18 for k.
++++++++++
answer:
4