Question

Решите уравнение (3 1/2x-1/4)*8=3

Answer 1

 (3 1/2x-1/4)*8=3
 3 1/2x-1/4=3/8
7/2х=3/8+1/4
7/2х=3/8+2/8
7/2х=5/8
х=5/8*2/7
х=10/56=5/28