Question

решите уравнение (5/8у-2 3/4)*8=3

Answer 1

 (5/8у-2 3/4)*8=3
5/8у-2 3/4=3/8
5/8у=3/8+2 3/4
5/8у=3/8+2 6/8
5/8у=2 9/8
у= 3 1/8:5/8
у=25/8*8/5
у=5