" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
7x-8=4x+7
3x = 15
x=5
pjng diagonal = 7x-8= 7(5)- 8 = 35-8= 27 cm
7x - 8 = 4x + 7
7x - 4x = 7 + 8
3x = 15
x = 5
Lalu kita subtitusikan ke salah satu..
7x - 8 = 7(5) - 8
= 35 - 8
= 27 cm
Jadi panjang diagonal persegi panjang tersebut adalah 27 cm.