question: Teacher asked me this: Solve 0 = -257*t + 232*t - 400 for t.
++++++++++
answer: -16

question: Teacher asked me this: Solve -1732*t - 579*t - 68381 = 188*t + 91555 for t.
++++++++++
answer: -64

question: Teacher asked me this: Solve 432*u + 471*u + 3212 = 830*u for u.
++++++++++
answer: -44

question: Teacher asked me this: Solve 0 = -1086*u - 11945 - 6994 - 32103 for u.
++++++++++
answer:
-47