Răspuns :
fie x=lungimea segmentului
2x=x:3+60
[tex] 2x- \frac{x}{3} =60[/tex]
6x-x=180
5x=180
x=180:5
x=36 cm
2x=x:3+60
[tex] 2x- \frac{x}{3} =60[/tex]
6x-x=180
5x=180
x=180:5
x=36 cm