Răspunsuri

2014-07-15T21:58:16+03:00
(35/10 impartit la 5/10 +12/10)x2-14/10=
(35/10 x 10/5+12/10)x2-14/10=
(7+6/5)x2-7/5=
(35/5+6/5)x2-7/5=41/5 x 2 -7/5 = 82/5-7/5=75/5=15
2014-07-15T22:02:12+03:00
(3, 5/0, 5 +1, 2)·2 -1, 4= (7+1, 2)·2 - 1, 4 = 8, 2· 2 -1, 4 =16, 4 -1, 4=15