Question:
Solve 12*k - 119 = 20 - 19 for k..

Answer:
10

Question:
Solve 0 = 6*g + 5 + 25 for g..

Answer:
-5

Question:
Solve 644*r - 2209 = 6807 for r..

Answer:
14

Question:
Solve -g + 23948 - 24676 = -29*g for g..

Answer:
26