Question

$\frac{2x}{3}+ \frac{5x}{6}= \frac{1}{2}$

Answer 1

$\dfrac{2x}{3}+\dfrac{5x}{6}=\dfrac{1}{2}\\ \dfrac{4x+5x}{6}=\dfrac{3}{6}\\ \dfrac{9x}{6}=\dfrac{3}{6}\\\\ \dfrac{9x\cdot6}{6\cdot3}=\\\\ \dfrac{54x}{18}=\\\\ 3x$ 

se essa for a fração é assim