question: Teacher asked me this: Solve -537*l + 20485 + 42013 = 9067 + 268 for l.
++++++++++
answer: 99

question: Teacher asked me this: Solve 924*s - 16385 - 30513 = -1223*s + 23953 for s.
++++++++++
answer: 33

question: Teacher asked me this: Solve 6*u + 13*u + 54*u - 657 = 0 for u.
++++++++++
answer: 9

question: Teacher asked me this: Solve 20*d - 10*d = -124*d - 3082 for d.
++++++++++
answer:
-23