Tìm số tự nhiên x, biết :
\(38-3.\left|x\right|=5.\left(2^{\text{4}}-2^2.3\right)\)
\(\Rightarrow\left(38-3\right).\left|x\right|=5.4\)
\(\Rightarrow35.\left|x\right|=20\)
\(\Rightarrow\left|x\right|=\frac{4}{7}\)
\(\Rightarrow\orbr{\begin{cases}x=\frac{4}{7}\\x=\frac{-4}{7}\end{cases}}\)