Question: What is the solution?

Solve 6357*p - 148 = 6338*p + 213 for p.

Answer: 19

Question: What is the solution?

Solve 112366 = 3705*u - 342387 + 121303 for u.

Answer: 90

Question: What is the solution?

Solve 1951 - 916 = 69*i for i.

Answer: 15

Question: What is the solution?

Solve 304*x - 297*x = -7 for x.

Answer:
-1