Question

Помогите плиз!!!!!!!!!!!!!!! 7,2x+2x-6=40

Answer 1

7.2x + 2x - 6 = 40
9.2x = 40 + 6
9.2x = 46
x = 5

Answer 2

7,2х+2х-6=40
7.2х+2х=40+6
9.2 х=46
х=46:9.2
х=0.5            или      5
Ответ: 0.5;