Răspunsuri

2014-05-01T17:28:18+03:00
X+2/3-4*5/16+2/14*7/12=0
x+2/3-5/4+1/12=0
aducem la acelasi numitor
12x+8-15+1=0
12x-6=0
12x=6
x=6/12
x=1/2

1 5 1