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- 5x + 17 ≤ 16x + 19
17 - 19 ≤ 16x + 5x
- 2 ≤ 21x
-2/21 ≤ x
x ≥ - 2/21
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<-----------------------¡----------------------------------------->
-2/21
Solucion.
[ - 2/21 , infinito