Svolgimento:
[math]x/5-(x+1/3)/4>p>>/p> >div class="mathjax-container">[math]x/5-((3x+1)/3)/4>p>>/p> >div class="mathjax-container">[math]x/5-(3x+1)/12-1/5+2x-2/3>p>>/p> >div class="mathjax-container">[math](12x-15x-5-12+120x-40)/(60)>p>>/p> Semplificando e moltiplicando ambo i membri per >div class="mathjax-container">[math]60[/math]
otteniamo [math](12-15+120)x
[math]117xx.