Question:
Solve -306*j - 4234 + 1480 = 0 for j..

Answer:
-9

Question:
Solve -h = -3*h - 6 for h..

Answer:
-3

Question:
Solve -535*n + 896*n - 2037 - 1175 = 405*n for n..

Answer:
-73

Question:
Solve 169*z = 165*z for z..

Answer:
0