(725*X-92) : 36 =78
(725*X-92) =78 *36 (725*X-92) =2808 725*X=2808+92 725*X=2900 x=4
725х-92= 78*36 725х-92= 2808 725х= 2808 + 92 725х= 2900 х= 2900/725 х= 4