Question: What is the solution?

Solve 74*b + 297*b + 67*b = 438 for b.

Answer: 1

Question: What is the solution?

Solve 8*b + 30 = 2*b for b.

Answer: -5

Question: What is the solution?

Solve 146*t - 243*t + 1098 = -219*t for t.

Answer: -9

Question: What is the solution?

Solve -65 = 67*v + 41 + 95 for v.

Answer:
-3