56.289х+45,07х-100,359х=52,15 25,5х-13,08-12,42х=52,907 186,37х-95,327х-52,043х=12,48
56,289х+45,07х-100,359х=52,15 1x= 52,15 x= 52,15 25,5х-13,08-12,42х=52,907 25,5x-12,42x= 52,907+13,08 13,08x= 65,987 x= 65,987÷13,08 x = 5,045 186,37х-95,327х-52,043х=12,48 39x=12,48 x= 12,48÷39 x=0,32
Спасибо большое!!1