Question:
Solve 50*k + 250 = 450 for k..

Answer:
4

Question:
Solve -1436*q + 4702 = 75423 + 21183 for q..

Answer:
-64

Question:
Solve 6098 = 8*q + 6330 for q..

Answer:
-29

Question:
Solve 14*t + 152 = 40 for t..

Answer:
-8