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 \(\displaystyle x=\frac{7}{12}\)
\(\displaystyle \frac{14}{12}-\left(\frac{3}{12}+x\right)=\)[ ]