" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= 9x+6 < 8x+16 < 30x-72
kiri
9x+6 < 8x+16
=9x-8x < 16-6
=x < 10
kanan
8x+16 < 30x-72
= 16+72 < 30x-8x
= 88 < 22x
= 4 < x
= x > 4
jadi, HP dari pertidaksamaan linear diatas adalah { 4 < x < 10}