Respuesta :

17) x=-2,
[tex] - 1 < - 2 < 5[/tex]
it is incorrect because -2 is less than -1.
18) m=5,
[tex]5 \leqslant 5 [/tex]
it is correct because 5=5.
19) k=10
[tex]2(10) - 3 < 1 \\ 20 - 3 < 1 \\ 17 < 1[/tex]
it is incorrect because 17 is greater than 1