Examples of Math Problems

examples of math problems that I like, solved, etc.

Monday, April 21, 2014

Solve for x: 20/(x+5)=(x+5)/x

20%2F%28x%2B5%29=%28x%2B5%29%2Fx
%28x%2B5%29%5E2=20x
x%5E2%2B10x%2B25=20x
x%5E2-10x%2B25=0
%28x-5%29%5E2=0
x=5

Posted by Unknown at 12:59 PM
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