question: Teacher asked me this: Solve -2*s + 8*s + 12 = 0 for s.
++++++++++
answer: -2

question: Teacher asked me this: Solve 0*k - 95 = -19*k for k.
++++++++++
answer: 5

question: Teacher asked me this: Solve 696*l + 304*l - 28507 = 17*l for l.
++++++++++
answer: 29

question: Teacher asked me this: Solve 0 = 1324*s - 998*s - 10758 for s.
++++++++++
answer:
33