Задание

Найдите значение выражения

\(\displaystyle \frac{2}{15}+\left(\frac{11}{15}+x\right)\)

при \(\displaystyle x=\frac{1}{15}\)

\(\displaystyle \frac{2}{15}+\left(\frac{11}{15}+x\right)=\)[ ]

при \(\displaystyle x=\frac{7}{15}\)

\(\displaystyle \frac{2}{15}+\left(\frac{11}{15}+x\right)=\)[ ]