xy-2x=4y

2. Originally Posted by gustavolopez
xy-2x=4y
Solve or factorise or what ??

3. solve for y like it is an inverse function

4. Originally Posted by gustavolopez
solve for y like it is an inverse function

$y(x-4)=2x$

$
y=\frac{2x}{x-4}
$

5. Originally Posted by gustavolopez
xy-2x=4y
Re-arrange: xy - 4y = 2x

Factorise: y(x - 4) = 2x.

Solve for y.