4(2х-1)+3(1-2 х)=7 4(х+2)-2(3х-2)=14х-5(х+3) - вопрос №90292634213127422321453 от musinasim 08.05.2023 00:19

Question

Алгебра: 4(2х-1)+3(1-2 х)=7 4(х+2)-2(3х-2)=14х-5(х+3)

musinasim · Answer

1.4(2х-1)+3(1-2х)=74*2х-4*1+3*1-3*2х=78х-4+3-6х=78х-6х=7-3+42х=8х=8:2х=42.4(х+2)-2(3х-2)=14х-5(х+3)4*х+4*2-2*3х+2*2=14х-5*х-5*34х+8-6х+4=14х-5х-154х-6х-14х+5х=-15-8-4-11х=-27х=27/11=1 5/11...