Question:
Solve 0 = 4163*t - 4113*t + 1300 for t..

Answer:
-26

Question:
Solve -7 = 107*v - 114*v for v..

Answer:
1

Question:
Solve 197*j - 3161 + 298 - 486 = 0 for j..

Answer:
17

Question:
Solve -12*o + 66 = 54 for o..

Answer:
1