Resolver las siguientes desigualdades:
1. |x|=-x
2. |2x/3 +3/5| ≥4
3. |x-1|<2
4. |2x+1|≤2
5. |x-2|≥1
6. |3-4x|≤16x+1|
1. |x|=-x
2. |2x/3 +3/5| ≥4
3. |x-1|<2
4. |2x+1|≤2
5. |x-2|≥1
6. |3-4x|≤16x+1|