Задание

Найдите значение выражения

\(\displaystyle \frac{7}{15}-x+\frac{6}{15}\)

при \(\displaystyle x=\frac{1}{15}\)

\(\displaystyle \frac{7}{15}-x+\frac{6}{15}=\)[ ]

при \(\displaystyle x=\frac{6}{15}\)

\(\displaystyle \frac{7}{15}-x+\frac{6}{15}=\)[ ]