Question:
Solve -27813*b - 17316 = -27332*b for b..

Answer:
-36

Question:
Solve 265*r + 8313 = -127*r - 97*r for r..

Answer:
-17

Question:
Solve -19*w - 67*w = 774 for w..

Answer:
-9

Question:
Solve -15*y = 17*y - 71 - 153 for y..

Answer:
7