Решите уравнения.
5,1х -2,7=8,83
(второе уравнение)
12*(0,6х +11,6)=177,36

5,1х -2,7=8,835,1x=8,83+2,75,1x=11,53x= 2,2607843137312*(0,6х +11,6)=177,367,2x+ 139,2=177,367,2x=177,36-139,2x=38,16/7,2x=5,3

5,1х = 8,83+2,75,1х = 11,53х = 11,53/5,1х = 2,2612*(0,6х +11,6) =177,367,2х +139,2 = 177,367,2х =177,36 -139,27,2х = 38,16х = 38,16/7,2х = 5,3