Răspuns :
[tex]x+ \frac{2}{3}= \frac{3}{2}(aduc.la.acelasi.numitor\to Numitor.comun:6) \\ \frac{6x}{6}+ \frac{4}{6}= \frac{9}{6} \\ \\ \frac{6x}{6}= \frac{9}{6}- \frac{4}{6} \\ \\ \frac{6x}{6}= \frac{5}{6} \\ \\ 6x*6=6*5 \\ \\ 36x=30 \\ \\ x= \frac{30}{36}(simplific.cu.6) \\ \\ x=\frac{5}{6} [/tex]
[tex]\displaystyle x+ \frac{2}{3} = \frac{3}{2} \\ 6x+4=9 \\ 6x=9-4 \\ 6x=5 \\ x= \frac{5}{6} [/tex]