Question

1/2(x+2)+1/3(x+3)+1/5(x-5)=2

Answer 1

1/2х+1+1/3х+1+1/5х-1=2

1/2х+1/3х+1/5х=1

приводим к общему знаменателю

15/30х+10/30х+6/30х=30

31/30х=30

х=30:31/30

х=29 1/31