Question:
Solve -842*l + 6282 = -493*l for l..

Answer:
18

Question:
Solve 0 = 322*h + 72035 - 69781 for h..

Answer:
-7

Question:
Solve 0 = 10*j - 1 + 21 for j..

Answer:
-2

Question:
Solve -32*w + 5*w = 41*w for w..

Answer:
0