https://l.wordpress.com/latex.php?latex=%5Cdisplaystyle%20%3D%207%2B%20%5Cfrac%7Blog_%7B24%7D%20%5Cfrac%7B1%7D%7B16%7D%7D%7Blog_%7B24%7D4%7D%3D7-log_4%20%5Cfrac%7B1%7D%7B16%7D%3D7-2%3D5&bg=FFFFFF&fg=000000&s=1