3(2х+8)-(5х+2)=0 6х+24-5х-2=0 6х-5х=2-24 х=-22 ===================
спасибо большое !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
3·(2×+8)-(5×+2)=0 6х+24-5х-2=0 6х-5х=-24+2 1х=-22 х=-22:1 х=-22
спасибо !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!