rozwiaż nierowność |x-4|-4≤0
|x-4|-4≤0
|x-4|≤4
-4 ≤ x-4 ≤ 4
-4+4 ≤ x ≤ 4+4
0 ≤ x ≤ 8
x ∈ <0;8>
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|x-4|-4≤0
|x-4|≤4
-4 ≤ x-4 ≤ 4
-4+4 ≤ x ≤ 4+4
0 ≤ x ≤ 8
x ∈ <0;8>