(x-5)(2x-4)=0
\(\Rightarrow\hept{\begin{cases}x-5=0\\2x-4=0\end{cases}}\Rightarrow\hept{\begin{cases}x=5\\x=2\end{cases}}\)
Vậy x=2 hoặc x=5
(x - 5) . (2x - 4) = 0
x - 5=0 => x=5
2x - 4=0 => 2x= 4 => x=2
vậy x=5 hoặc x=2
xog rùi nka
\(\left(x-5\right)\left(2x-4\right)\)
\(\Rightarrow\hept{\begin{cases}x-5=0\\2x-4=0\end{cases}}\Rightarrow\hept{\begin{cases}x=5\\x=2\end{cases}}\)
vậy x=5 hoặc x=2
\(\left(x-5\right)\left(2x-4\right)=0\)
\(\Rightarrow\orbr{\begin{cases}x-5=0\\2x-4=0\end{cases}}\Rightarrow\orbr{\begin{cases}x=5\\x=2\end{cases}}\)
vay \(\orbr{\begin{cases}x=5\\x=2\end{cases}}\)