Question:
Solve 85 - 141 = 8*l for l..

Answer:
-7

Question:
Solve -23*k + 80*k - 285 = 0 for k..

Answer:
5

Question:
Solve 20 = 5*x + 15 for x..

Answer:
1

Question:
Solve 17*g + 160 - 804 = 63*g for g..

Answer:
-14