Question:
Solve 116*d - 172 = 524 for d..

Answer:
6

Question:
Solve -1143 + 233 = -67*x - 3*x for x..

Answer:
13

Question:
Solve 18*a - 14*a - 20 = 0 for a..

Answer:
5

Question:
Solve 2829*k - 315 = -2927*k + 5693*k for k..

Answer:
5