2(х+3)-3(х-5)+2(х+1=4(х-1)+30

4х+6-3х-15+2х+1=4х-1+304х-3х+2х-4х=-1+30-6+15-1 -1х=37 х=37:(-1) х=-37

2(х+3)-3(х-5)+2(х+1) = 4(х-1)+302х+6-3х+15+2х+2 = 4х-4+302х-3х+2х-4х=-4+30-2-15-6-3х = 3х = 3 : (-3)х = 1Ответ : х=1.