(4,5x+3,6)*(-19,6)=0
(1,2х+16,8)*-13,1=0
-32,7*(0,1х+6,3)=0
-15.1/13*(1,9χ+5,7)=0

(4,5x+3,6)*(-19,6)=0-88,2х-70,56=0-88,2х=70,56х=-0,8или 4,5x+3,6=04,5x=-3,6х=-0,8(1,2х+16,8)*-13,1=0 15,72х+220,08=015,72х=-220,08х=-141,2х+16,8=01,2х=-16,8х=-14-32,7*(0,1х+6,3)=0 0,1х+6,3=0 0,1х=-6,3х=63-15.1/13*(1,9χ+5,7)=01,9χ=-5,7х=-3