(x*6)+((x+2)*4)=48
6x+4x+8=48
10x=48-8
10x=40
x=40:10
x=4
проверка
(4*6)+((4+2)*4)=48
24+(6*4)=48
24+24=48
48=48
(x*6)+((x+2)*4)=48
6x+4x+8=48
10x=48-8
10x=40
x=40:10
x=4
проверка
(4*6)+((4+2)*4)=48
24+(6*4)=48
24+24=48
48=48
(x*6)+((x+2)*4)=48
6x+4x+8=48
10x=48-8
10x=40
x=40:10
x=4
(4*6)+((4+2)*4)=48
24+(6*4)=48
24+24=48
48=48