(x+1\2):2\7=(2 4\5+ 3 1\2):3\2. Created by 1265476898. matematika-ru

(x+1\2):2\7=(2 4\5+ 3 1\2):3\2...

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(x+1\2):2\7=(2 4\5+ 3 1\2):3\2

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Magnitogorskru

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(Х+1/2):2/7=(2 4\5+ 3 1\2):3\2;(X+1/2):2/7=(14/5+7/2)*2/3;(X+1/2):2/7=(28/10+35/10)*2/3;(Х+1/2):2/7=63/10*2/3;X+1/2=21/5*2/7;Х=6/5-1/2; х=1,2-0,5; х=0,7 или 7/10

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