4(2х-3)-5(3х-2)=9х-26
4(2х-3)-5(3х-2)=9х-26 8х-12-15х+10=9х-26 -7х-2=9х-26 -7х-9х=2-26 -16х=-24 х=-24 : (-16) х=24/16 = 3/2 = 1,5