Question:
Solve -378 = -696*k - 1963 - 151 - 1048 for k..

Answer:
-4

Question:
Solve 880 - 898 = -3*a for a..

Answer:
6

Question:
Solve 0 = 838*a - 11326 - 40532 - 24400 for a..

Answer:
91

Question:
Solve 122*f - 52*f - 233 = -23 for f..

Answer:
3