Question

2x+1phần 3 = 4 phần 5

Answer 1

\(\dfrac{2x+1}{3}=\dfrac{4}{5}\Leftrightarrow5\left(2x+1\right)=4.3\Leftrightarrow10x+5=12\Leftrightarrow x=\dfrac{7}{10}\)

Answer 2

\(\Leftrightarrow10x+5=12\)

hay x=7/10