Q: What is the solution?
Solve -j + 8 - 7 = 0 for j.

A: 1

Q: What is the solution?
Solve 30 = -16*a + 14 for a.

A: -1

Q: What is the solution?
Solve 28*v - 27*v = 110*v + 3597 for v.

A:
-33