Enable text based alternatives for graph display and drawing entry

Try another version of these questions

Simplify this complex fraction:

`4/(5/x+4)`
 

Simplify the expression
`\frac(1+\frac(3)(c-3))(1-\frac(3)(c-3))`
into a single fraction.

The numerator of your answer is :  
The denominator of your answer is :  

Get help:


Simplify the complex rational expression:

`(4+4/x)/(x-1/3)`