question: Teacher asked me this: Solve -63*t = -247*t + 113*t - 1420 for t.
++++++++++
answer: -20

question: Teacher asked me this: Solve -8*s + 82 - 130 = 0 for s.
++++++++++
answer: -6

question: Teacher asked me this: Solve 34*a + 14*a + 240 = 0 for a.
++++++++++
answer: -5

question: Teacher asked me this: Solve 0 = -126*t + 325 - 199 for t.
++++++++++
answer:
1