15,11x+27,4−9,6x−x=х(15,11+27,4−9,6-1)=31,91х
15,11x+27,4−9,6x−x=х(15,11+27,4−9,6-1)=27,91х
* 15,11x+27,4−9,6x−x=15,11x-10,7x+27,4=4,51x+27,4
15,11x+27,4−9,6x−x=х(15,11+27,4−9,6-1)=31,91х
15,11x+27,4−9,6x−x=х(15,11+27,4−9,6-1)=27,91х
* 15,11x+27,4−9,6x−x=15,11x-10,7x+27,4=4,51x+27,4