Question:
Solve -12*w + 7*w + 5 = 0 for w..

Answer:
1

Question:
Solve -143541*h - 1855 = -143594*h for h..

Answer:
35

Question:
Solve -277 = 199*x - 2466 for x..

Answer:
11

Question:
Solve -284*k = -282*k + 24 for k..

Answer:
-12