Question:
Solve 1835 - 1781 = 9*c for c..

Answer:
6

Question:
Solve 7497*x - 362701 = 743674 - 154256 for x..

Answer:
127

Question:
Solve 117*k = 68*k + 294 for k..

Answer:
6

Question:
Solve 176*p + 179*p + 104*p = 6885 for p..

Answer:
15