Question:
Solve -143*b - 1103 = -965*b - 281 for b..

Answer:
1

Question:
Solve -63*y = -78*y - 75 for y..

Answer:
-5

Question:
Solve -143*y + 260*y + 282 - 2297 = 182*y for y..

Answer:
-31

Question:
Solve 0 = 329*h - 339*h - 70 for h..

Answer:
-7