question: Teacher asked me this: Solve 1 = -4*o + 17 for o.
++++++++++
answer: 4

question: Teacher asked me this: Solve 8*k = -9*k - 15*k + 19*k - 637 for k.
++++++++++
answer: -49

question: Teacher asked me this: Solve 572 = -16*j - j + 39*j for j.
++++++++++
answer: 26

question: Teacher asked me this: Solve -32 + 152 = 24*u for u.
++++++++++
answer:
5