One solution.
They have different slopes and therefore must have one solution.
W=12 would be the correct answer. I got this because if you divided 12 by 2, (12/2) you would get 6!
(X/3) - 8 = 12
X being a number divided by 3. This part in parentheses so you solve it first. Subtract 8 from that and your answer equals 12.
25 - 10 1 1 5 2 3
_______ ___ - ___ ____ - ____ = ___ = .15 = 15%
100 4 10 20 20 20