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Carmennicoleta51
a fost răspuns

Calculati: [1,2+3,2×(3x+0,75)]÷3=3,6​

Răspuns :

V1tam1nair

[tex]=>1,2+3.2*(3x+0,75)=3.6*3=10.8\\=>3.2*(3x+0,75)=3.6*3=10.8-1.2=9.6\\=>3x+0,75=9.6:3.2=3\\=>3x=2,25=>\\=>x=2,25:3=0.75[/tex]

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