rozwiąż równania |x+1|=5 |x-1|=1 |2x+2|=2 2|x-1|=6
1. x=5-1
x=4
2.x=1+1
x=2
3.2x=0 I:2
x=0
4. 2x-2=6
2x=8 I:2
|x+1|=5
x+1=5
|x-1|=1
x-1=1
(2-1=1)
|2x+2|=2
2x=2-2
2x=0
2|x-1|=6
2x=8 \:2
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1. x=5-1
x=4
2.x=1+1
x=2
3.2x=0 I:2
x=0
4. 2x-2=6
2x=8 I:2
x=4
|x+1|=5
x+1=5
x=4
|x-1|=1
x-1=1
x=2
(2-1=1)
|2x+2|=2
2x=2-2
2x=0
x=0
2|x-1|=6
2x=8 \:2
x=4