Szybko pomocy!!!
otnas: Rozwiąż:
2x+1−2x−1= 3x−3
62x+4=2x+8*33x
21 maj 06:44
aniabb: 1,5•2
x=1/27 •3
x
(2/3)
x=2/81
hmm... dobrze przepisane
6
4•6
2x=2
8•2
x•3
3x
3
4•36
x=2
4•2
x•27
x
3
4•18
x=2
4•27
x
3
4•2
x=2
4•3
x
(2/3)
x=(2/3)
4
x=4
21 maj 07:50
Konrad i Agata:
2
x+1 − 2
x−1 =3
x−3 ⇔2*2
x −
122
x = 3
x/3
3
54(
23)
x −
272(
23)
x = 1
| | 2 | | 2 | | 2 | |
108u − 27u = 2 ,u = |
| ,( |
| )x = |
| |
| | 81 | | 3 | | 81 | |
21 maj 08:27