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Ajutor! dau coroana! Repede va rog!!!
[tex](5 \frac{2}{3} + 1.(5) - 2) \div 15 \frac{2}{3} [/tex]


Răspuns :

Explicație pas cu pas:

[tex]\left(5 \frac{2}{3} + 1.(5) - 2 \right) \div 15 \frac{2}{3} = \\ = \left(\frac{17}{3} + \frac{15 - 1}{9} - 2 \right) \div \frac{47}{3} \\ =  \left(\frac{51}{9} + \frac{14}{9} - \frac{18}{9} \right) \times \frac{3}{47} \\ = \frac{51 + 14 - 18}{9} \times \frac{3}{47} = \frac{47}{9} \times \frac{3}{47} \\ = \frac{1}{3}[/tex]