2х+12=8-3х 5у-4=12+3у 1/3у-4=1/4у-5 0.07-3 1/9х=0,26-х - вопрос №96553252128354123134145007319026 от kitsova 05.05.2023 09:20

Question

Математика: 2х+12=8-3х 5у-4=12+3у 1/3у-4=1/4у-5 0.07-3 1/9х=0,26-х

kitsova · Answer

2х+12=8-3х2х+3х=8-125х=-4Х=-4/5ответ:х=-4/55y-4=12+3y5y-3y=12+42y=16Y=16/2Y=8ответ:у=81/3y-4=1/4y-51/3y-1/4y=-5+4. |124y-3y=-12Y=-12ответ: у=-120.07-3* 1/9x=0.26-x7/100-1/3x=13/50-x. |30021-100x=78-300x-100x+300x=78-21200x=57X=57/200ответ:х=57/200...