Odpowiedzi

2010-02-17T19:11:47+01:00
4x-3 i 1/3 = 18 i 2/3
4x=3i 1/3 + 18 i 2/3
4x=22
x= 5,5

4z + 6 = 18
18-6=4z
12=4z
z=12
12+6=18
2010-02-17T19:14:38+01:00
4x-3i1/3=18i2/3
4x=18i2/3+3i1/3
4x=22/:4
x=5i1/2 spr.4x5i1/2-3i1/3=18i2/3 4x11/2-3i1/3=18i2/3 21i3/3-3i1/3=18i2/3
18i2/3=18i2/3
4z+6=18
4z=18-6
4z=12/:4
z=3 spr.4x3+6=18
12+6=18
18=18