Question:
Solve -175*n + 119 = 4*n + 3162 for n..

Answer:
-17

Question:
Solve -76*a = -14*a + 310 for a..

Answer:
-5

Question:
Solve 4*w = -5*w - 36 for w..

Answer:
-4

Question:
Solve 64*k + 747 + 845 - 331 = -147 for k..

Answer:
-22