Question

1.2х+5=5.72 срочно очень

Answer 1

1,2x=5.72-5
1.2x=0.72
x=0.72/1.2
x=0.6

Answer 2

1.2x=5,72-5
1,2x=0,72
x=0,72:1,2
x=0,7

Answer 3

Не правельно!)

Answer 4

извините