SOLUTION: what is the value of x in 6/x = 7/x+3

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Question 737290: what is the value of x in 6/x = 7/x+3
Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
If you mean


%0D%0A6%2Fx+=+7%2F%28x%2B3%29%0D%0A
then...



We cross multiply because this is a proportion:
%28x%2B3%296=7x




%0D%0A6x%2B18=7x%0D%0A



x=18