This really depends on the fraction; if there are variables in the equation, if they are full numbers,etc. I'd really recommend looking up khan academy on YouTube and that will really help you out!
<span>2544.69 is the answer I believe I hope I am right.</span><span />
X=3. 33x-21x equals 12x. 24+12=36. 12x divided by 36 equals 3