Q: Solve:
Solve -51*a + 21108 = 20853 for a.

A: 5

Q: Solve:
Solve 2366 = -25961*a + 25935*a for a.

A: -91

Q: Solve:
Solve -393*h - 31504 = -23246 + 33400 for h.

A:
-106