Question: What is the solution?

Solve 10*z - 56 + 6 = 0 for z.

Answer: 5

Question: What is the solution?

Solve 115*j + 58*j = 351*j - 3560 for j.

Answer: 20

Question: What is the solution?

Solve -60 = 2277*y - 2280*y for y.

Answer: 20

Question: What is the solution?

Solve -9 = 32*a - 169 for a.

Answer:
5