Question:
Solve 149*y - 74*y = 62*y - 78 for y..

Answer:
-6

Question:
Solve 498 = -47*j + 451 for j..

Answer:
-1

Question:
Solve -8 - 4 = -6*d for d..

Answer:
2

Question:
Solve -1205*h + 1254 = 1881*h + 35200 for h..

Answer:
-11