16 - 2( 4x - 1) = 2x
16-8х+2-2х=0 -10х+18=0 -10х=-18 10х=18 х=18/10 х=1,8
16-8х+2=2х -8х-2х=-2-16 -10х=-18 х=-18:(-10) х=1,8