\(\left|x-3\right|-x=1\)
\(\Leftrightarrow x-3=x+1\)
\(\Leftrightarrow\orbr{\begin{cases}x-3=x+1\\x-3=-x-1\end{cases}}\)
\(\Leftrightarrow\orbr{\begin{cases}x-x=1+3\\x+x=-1+3\end{cases}}\)
\(\Leftrightarrow\orbr{\begin{cases}0x=4\left(loại\right)\\3x=2\end{cases}}\) \(\Leftrightarrow x=\frac{2}{3}\)
Vạy ....
|X-3|=1+X
suy ra X-3=1+X
hoặc X-3= -1-X
suy ra X=4+X
hoặc X=2-X
suy ra 2X=4+X+2-X
suy ra 2X=6
suy ra X=3