Question: What is the solution?

Solve -3*b - 4*b = 0 for b.

Answer: 0

Question: What is the solution?

Solve 79*q = 74*q + 30 for q.

Answer: 6

Question: What is the solution?

Solve -378*d = d - 2274 for d.

Answer: 6

Question: What is the solution?

Solve 5*x - 33 + 23 = 0 for x.

Answer:
2