Помогите!!!!
Срочно!!!!!!!!
Решите уравнение:
1/2х+1/4х+1/8х+1/16х=3-2 1/16

8/16x+4/16x+2/16x+1/16x=15/16x
15/16x=15/16
X=15/16:15/16
X=1

1/2х+1/4х+1/8х+1/16х=3-1/8
1/2х+1/4х+1/8х+1/16х=24-1/8
1/2х+1/4х+1/8х+1/16х=23/8
8+4+2+1/16х=23/8
15/16х=23/8
120=368х
386х=120
х=15/46