Question:
Solve -1749 = -58*d - 2387 for d..

Answer:
-11

Question:
Solve 14*v - 972 = -1000 for v..

Answer:
-2

Question:
Solve 1421 - 36155 = -827*v for v..

Answer:
42

Question:
Solve -42*x - 367 = -75*x + 1448 for x..

Answer:
55