question: Teacher asked me this: Solve 15 = 22*i - 17*i for i.
++++++++++
answer: 3
Solve 0 = 1331*s - 1192*s - 2780 for s.
Solve this plz.

A: 20
QUESTION: Math problem: Solve -21 + 21 = 42*k + 117*k for k.
ANS: 0
Q: What is the solution?
Solve -1081 + 154 = 103*x for x.

A: -9
Write down the solution for this math problem: Solve 135*k = 3836 - 2081 for k.
answer: 13
Write down the solution for this math problem: Solve 363*d - 817 = 406*d for d.
answer:
-19