Q: Solve 1722 - 2520 = 8*r - 50*r for r.

A: 19

Q: Solve -29*j = 163*j - 15*j + 11328 for j.

A: -64

Q: Solve 0 = -37*h + 24*h + 39 for h.

A: 3

Q: Solve 580 = -9*v + 634 for v.

A:
6