Уравнение!!! (2,4x + x) : 2 = 1,36

Question

Уравнение!!!

(2,4x + x) : 2 = 1,36

Answer 1

(2,4х+х):2=1,36
2,4х+х=1,36*2
3,4х=2,72
х=2,72:3,4
х=0,8

Answer 2

(2,4x + x) : 2 = 1,36; 3,4х=1,36*2; 3,4х=2,72; Х=2,72:3,4; Х=0,8