Question:
Solve -2322 = -208*r + 1006 for r..

Answer:
16

Question:
Solve 190*h - 51*h - 1777 = 30 for h..

Answer:
13

Question:
Solve 5*r - 44*r = -r + 608 for r..

Answer:
-16

Question:
Solve -15*j - 57*j - 1470 = 33*j for j..

Answer:
-14