Răspuns:
[tex]x = 6 \times \sqrt{100} \times ( \frac{11}{12} - \frac{1}{3} ) \div 15 \\ x = 6 \times 10 \times ( \frac{11 - 4}{12} ) \div 15 \\ x = 6 \times 10 \times \frac{7}{12} \div 15 \\ x = 60 \times \frac{7}{12} \div 15 \\ x = 35 \div 15 \\ \\ x = \frac{35}{15} = \frac{7}{3} = 2.(3)[/tex]
