Q: What is the solution?
Solve -11*a + 22*a - 33 = 0 for a.

A: 3

Q: What is the solution?
Solve 319*k = 814*k - 233*k - 2620 for k.

A: 10

Q: What is the solution?
Solve -5*k + 17 = -8 for k.

A:
5