(6 2/9-5 5/6): (7/36) = 1,3-3,6(x-3)=5*(8-0,4х) x-4/9=5/2 - вопрос №27557506295567361336358044952 от 4elovek20000 09.05.2021 09:04

Question

Математика: (6 2/9-5 5/6): (7/36) = 1,3-3,6(x-3)=5*(8-0,4х) x-4/9=5/2

4elovek20000 · Answer

x-4/9=5/2х=5/2+4/9х=45/18+8/18х=2 7/18(6 2/9-5 5/6):(7/36) =( 6 8/36-5 25/36)*36/7=19/36*36/7=2 5/71,3-3,6(X-3)=5*(8-0,4Х)1,3-3,6х-10,8=40-2х-3,6х+2х=40-1,3+10,8-1,6х=49,5х=-49,5:1,6х=-3 15/16...