Question:
Solve -129*i + 9*i - 8*i + 14080 = 0 for i..

Answer:
110

Question:
Solve 76035 = -383*y - 257*y - 80*y + 35*y for y..

Answer:
-111

Question:
Solve 18*i - 119 - 172 = -21 for i..

Answer:
15

Question:
Solve 1194*s = -1202*s - 138447 - 5313 for s..

Answer:
-60