Q: Solve 0 = -20*d + 129*d - 6*d - 46*d - 3306 for d.

A: 58

Q: Solve -9*h = 6 + 3 for h.

A: -1

Q: Solve -483*p + 20 = -153*p - 1300 for p.

A: 4

Q: Solve 1816 = -301*i + 177*i + 351*i for i.

A:
8