Odpowiedzi

2010-02-10T15:37:48+01:00
X+3:2-x+4:4=2 / *4
2(x+3) - (x+4) = 8
2x+6-x-4 = 8
x = 8 -6 + 4
x = 6
17 3 17
2010-02-10T15:39:07+01:00
Odp. A

x + 3/2 - x + 4/4 = 2 |*4
2x + 3 - x + 4 = 8
14 4 14