Răspuns:
2x+5. x-4
-------+0,5=-----
3. 6
2x+5. 5 x-4
-------+----- = -----
3. 10 6
2x+5. 1 x-4
3. 2 6
(aducem la numitor comun)
4x+10. 3 x-4
6 6 6
4x+13. x-4
-------- =-----
6. 6
(inmultim in cruce)
24x+78=6x-24
24x-6x=-24-78
18x=-102
x=102/18
x=51/9
x=17/3
Sper ca e corect
