Question:
Solve 25*v - 11 = 14*v for v..

Answer:
1

Question:
Solve -68*t + 38138 = 36642 for t..

Answer:
22

Question:
Solve -117*x - 54507 = -41169 for x..

Answer:
-114

Question:
Solve 31*r - 151*r = 10 - 610 for r..

Answer:
5