Задание

Найдите значение выражения

\(\displaystyle \frac{14}{12}-\left(\frac{3}{12}+x\right)\)

при \(\displaystyle x=\frac{4}{12}\)

\(\displaystyle \frac{14}{12}-\left(\frac{3}{12}+x\right)=\)[ ]

при \(\displaystyle x=\frac{7}{12}\)

\(\displaystyle \frac{14}{12}-\left(\frac{3}{12}+x\right)=\)[ ]