Odpowiedzi

2010-02-08T22:52:08+01:00
A x=5
3 x 5 = 15
b x = 3
4 x +3 -12 = 0
c 7 - x = 5
x= 2
7-2=5



zad 6
a
x = 55
b x= 43,7
c x=36
d x =3

zad 9
a x= -6
b x =0.5
c x = 20
d x = 7
e x = w ułamku 6 / 13
f x = 8
g x = 3 .5
h x = 8
i x = 1 2/5 w ułamku oprócz 1
zad 10
a x = 4
b x = 18
c x = 0.5
d x = -1
1 1 1