SOLUTION: An edge of a cube is 2x-8/72x+24. What is the total length of it's edges?

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Question 987119: An edge of a cube is 2x-8/72x+24. What is the total length of it's edges?
Answer by Cromlix(4381) About Me  (Show Source):
You can put this solution on YOUR website!
Hi there
12 edges to a cube.
Each edge measures 2x - 8/72x + 24
2x - 8/72x + 24 * 12
2x - 8/6x + 2
2(x - 4)/2(3x - 1)
Cancel top and bottom 2's
Total Length = x - 4/3x - 1
Hope this helps :-)