Question:
Solve 0 = -32*k + 61*k + 29 for k..

Answer:
-1

Question:
Solve -12*w - 35 = 25 for w..

Answer:
-5

Question:
Solve 11*w + 17 = -16 for w..

Answer:
-3

Question:
Solve 39 = 43*v - v - 3*v for v..

Answer:
1