having trouble with a word problem, what i end up with is C = K(x+2y)+2kx and xy= 3750, so I know y = 3750/x to eliminate y, would the next step be to simplify C=k(x+3750/x) + 2kx?
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my error, the next should be C=k[x+2(3750/x)] + 2kx?
Last edited by colorado; May 25th 2011 at 12:23 PM.
solved, I must have had a brainfart
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