Question:
Solve -342*a + 11*a - 24*a = 3905 for a..

Answer:
-11

Question:
Solve 0 = -142*q - 763*q + 22625 for q..

Answer:
25

Question:
Solve 32*g + 105 = -23 for g..

Answer:
-4

Question:
Solve 34158 - 7827 = 108*z + 146*z + 139*z for z..

Answer:
67