algebra
posted by brooke .
is the average of 27  x, x  8, and 3x + 11 is y, what is the average of 2y and 2y/3?

algebra 
MathMate
Average
y=((27x)+(x8)+(3x+11))/3
The average of
2y and y/3 is
(2y+y/3)/2
=(7/6)y
=(7/6)*((27x)+(x8)+(3x+11))/3
Simplify.
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