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