## Jravenv one year ago Help me, Best answer rewarded, screencap in comments.

1. Jravenv

2. anonymous

first you have to try and get rid of the fraction part by multiplying throughout by the denominator of the fraction, x in this case

3. anonymous

$c-1 =cdx-dx$ factor out dx.$c-1=dx(c-1)$ divide both sides by c-1 so that, $\frac{ c-1 }{ c-1 }=\frac{ dx(c-1) }{ c-1}$ hence, $1=dx$ and $\frac{ 1 }{ d } = x$