а)2(3х-2)+4=30
б)3(2-х)+25=28
в)2\3(х-4)+1\3=5
г)3\7(1-2х)+1\7=-2
ПОМАГИТЕ ПЛИЗ

а) 2(3х-2)+4=306х-4+4=306х=30х=5б)3(2-х)+25=28-3х=28-25-6-3х=-3х=1в)2/3(х-4)+1/3=52/3*х-8/3+1/3=52/3*х=5+7/32/3*х=22/3х=11г)3/7(1-2х)+1/7=-23/7-6/7*х+1/7=-2-6/7х=-2-4/7-6/7х=-18/7х=3