Question:
Solve 30*a = -11*a + 82 for a..

Answer:
2

Question:
Solve -9*i + 88 - 97 = 0 for i..

Answer:
-1

Question:
Solve 1483 = 599*l - 518*l + 8125 for l..

Answer:
-82

Question:
Solve 4*s - 54 = 13*s - 63 for s..

Answer:
1