8,5х-3(1,4х-7,2)+2,8(9x-7)-2=
=8,5х-4,2х+21,6+25,2х-19,6-2=29,5х
x=-0,2
29,5х=29,5*(-0,2)=-5,9
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
8,5х-3(1,4х-7,2)+2,8(9x-7)-2=
=8,5х-4,2х+21,6+25,2х-19,6-2=29,5х
x=-0,2
29,5х=29,5*(-0,2)=-5,9