(8х+2х):8•2=160 помогите
(8х+2х):8*2=160 10х:8=80 10х=640 х=640:10 х=64
(8х+2х):8*2=160 10х:8*2=160 10x:8=160:2
10x:8=80
10x=80*8
10x=640
X=640:10
x=64
выходит (8*64+2*64):8*2=160
(8х+2х):8*2=160 10х:8=160:2 10х:8=80 10х=80*8 10х=640 Х=640:10 Х=64 ________________ (8*64+2*64):8*2=160