question: Teacher asked me this: Solve 27*x + 2 = 26*x for x.
++++++++++
answer: -2

question: Teacher asked me this: Solve 16791 = 128*s + 56*s + 9*s for s.
++++++++++
answer: 87

question: Teacher asked me this: Solve -343*i + 3939*i - 4536 + 43774 + 72238 = 0 for i.
++++++++++
answer: -31

question: Teacher asked me this: Solve 31*n - 96 = 121 for n.
++++++++++
answer:
7