question: Teacher asked me this: Solve 0 = -60*k + 58*k + 14 for k.
++++++++++
answer: 7

question: Teacher asked me this: Solve -23*v = v - 25*v for v.
++++++++++
answer: 0

question: Teacher asked me this: Solve -18155*r = -17954*r + 1407 for r.
++++++++++
answer: -7

question: Teacher asked me this: Solve -2406*d + 2172*d - 2106 = 0 for d.
++++++++++
answer:
-9