-6(x+2)=4x-17 (18x-19)-(4-7x)=-73 10x+3(7-2x)=13+2x - вопрос №1793093562417181947731037213234523634 от Malinka440 15.01.2023 01:25

Question

Математика: -6(x+2)=4x-17 (18x-19)-(4-7x)=-73 10x+3(7-2x)=13+2x -3(4-5y)+2(3-6y)=-3,4 Решыте !

Malinka440 · Answer

-6х-12=4х-17-6х-4х=-17+12-10х=-5х=0,218х-19-4+7х=-7318х+7х=-73+19+425х=-50х= -210х+21-6х=13+2х10х-6х-2х=13-212х=-8х=-4-12+15у+6-12у=-3,415у-12у=-3,4-6+123у=2,6у=2,6÷3...