Question:
Solve -46*a + 2422 = 141*a - 2680 - 2004 for a..

Answer:
38


Question:
Solve 12*x + 3*x = -5*x + 8*x for x..

Answer:
0


Question:
Solve -72 = -3*w - 66 for w..

Answer:
2


Question:
Solve 385845 = -13663*c + 358*c for c..

Answer:

-29