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Автор - tabarak123321ab

помогите решить систему уровнений у-3х=0 3у-х=6????

Ответ

Автор - Kashtanova2015
-х=6-3у 
у-3(6+3у)=0

у-18+9у=0
10у=18 
у=1810

3у=61-1810
3у=-1210
у=410
у=25




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