Question:
Solve 285*r + 4798 = -1594 - 1303 for r..

Answer:
-27

Question:
Solve 2*r = -90 + 120 for r..

Answer:
15

Question:
Solve -33*y = -32*y for y..

Answer:
0

Question:
Solve -41693 = -104*h - 40029 for h..

Answer:
16