SOLUTION: If m?n is defined to mean 5m-3n and m{n to mean 2-n, then what is the value of (8{2)?(7?6).

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Question 1133560: If m?n is defined to mean 5m-3n and m{n to mean 2-n, then what is the value of (8{2)?(7?6).
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
(8{2)?(7?6)
= (2 - 8)?(5(7) - 3(6))
= (-6)?(17)
= 5(-6) - 3(17)
= -81