Question:
Solve 0 = -97*y + 234*y - 2055 for y..

Answer:
15

Question:
Solve -5601*h - 24 = -5593*h for h..

Answer:
-3

Question:
Solve 0 = 44*w + 8*w - 1890 + 2306 for w..

Answer:
-8

Question:
Solve 19*o + 15 - 15 = 0 for o..

Answer:
0