\(\Rightarrow\dfrac{2}{3}x-\dfrac{1}{2}x=-\dfrac{1}{3}+\dfrac{2}{5}\\ \Rightarrow\dfrac{1}{6}x=\dfrac{1}{15}\Rightarrow x=\dfrac{2}{5}\)
Đúng 3
Bình luận (1)
\(\dfrac{2}{3}x-\dfrac{2}{5}=\dfrac{1}{2}x-\dfrac{1}{3}\)
<=> \(\dfrac{2}{3}x-\dfrac{1}{2}x=\dfrac{2}{5}-\dfrac{1}{3}\)
<=> \(\dfrac{1}{6}x=\dfrac{1}{15}\)
<=> 15x = 6
<=> x = \(\dfrac{6}{15}\)
Đúng 1
Bình luận (5)