Решите примеры 1)15×(с-8х)=75 при с=53 2)(6х-d)×8=104 при d=29
15 * ( 53 - 8x ) = 75 795 - 120x = 75 -120x = 75 - 795 -120x = -720 x = -720 : - 120 x = 6 _______________ ( 6x-29) * 8 = 104 48x - 232 = 104 48x = 104 + 232 48x = 336 x = 336 : 48 x = 7