Question:
Solve 0 = -62*w - 472 - 334 for w..

Answer:
-13

Question:
Solve 0 = -2*a + 9 - 5 for a..

Answer:
2

Question:
Solve 0 = 221*c - 221 - 145 - 297 for c..

Answer:
3

Question:
Solve -45013*i = -45096*i + 5395 for i..

Answer:
65