Q: Solve:
Solve 0 = 9*r - 28 - 26 for r.

A: 6

Q: Solve:
Solve -63*f + 124708614 = 124705842 for f.

A: 44

Q: Solve:
Solve 8468*p + 7603 - 32041 = -1360 + 61602 for p.

A:
10