Question:
Solve 29*k + 4023 = 3762 for k..

Answer:
-9

Question:
Solve 192*j + 333 = 159*j - 360 for j..

Answer:
-21

Question:
Solve -98*f - 28 - 170 = 100*f for f..

Answer:
-1

Question:
Solve -6*y - 21 = -13*y for y..

Answer:
3