Question: What is the solution?

Solve 198*t - 286*t = -116*t - 560 for t.

Answer: -20

Question: What is the solution?

Solve 185*v - 9*v - 2112 = 0 for v.

Answer: 12

Question: What is the solution?

Solve -67 = 37*n + 104 - 23 for n.

Answer: -4

Question: What is the solution?

Solve 13 = 28*p - 41*p for p.

Answer:
-1