SOLUTION: (y/5x) (3- x/y) / (3y-x/7+9x) i need help dividing this problem

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Question 238129: (y/5x) (3- x/y) / (3y-x/7+9x)
i need help dividing this problem
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
(y/5x)(3- x/y)/(3y-x)/(7+9x)
[(3-x)/5x]/(3y-x)/(7+9x)
[(3-x)/5x]*(7+9x)/(3y-x)
(3-x)(7+9x)/5x(3y-x)
(21-7x+27x-9x^2)/5x(3y-x)
(-9x^2+20x+21)/5x(3y-x)
(-9X-7)(X-3)/5x(3y-x) ANS.