???????????????? "passing thru" ??????????????? a line GO THRU points... (-6,4) & (2,0)... deltax=8, deltay=-4, slope=deltay/deltax=-4/8=-0.5... equashun: y=-0.5x+ konst... projekt line from x=2 tu x=0...deltax=-2... deltay=slope*deltax =-0.5*-2=+1... y=0+1=1... y=-0.5x+1