SOLUTION: (4/15) / (4/5)=(9/10)/x

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Question 858215: (4/15) / (4/5)=(9/10)/x
Answer by Seutip(231) About Me  (Show Source):
You can put this solution on YOUR website!
%284%2F15%29%2F%284%2F5%29=%289%2F10%29%2Fx Simplifying it means,
4%2F15%2A5%2F4=9%2F10%2A1%2Fx
20%2F60=9%2F10x
1%2F3=9%2F10x Multiply both sides by 10x
10x%2F3=9 Then multiply by 3
10x=27
x=2.7
Hope that helps!