Respuesta :

-6 ≤ -2k+4 ≤ 2
-6-4
≤ -2k+4-4 ≤ 2-4
-10
≤ -2k ≤ -2
-10/-2
≤ -2k/-2 ≤ -2/-2
5
≥ k ≥ 1
Sign changes because you multiply all sides with minus