" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
(=) 2(5x - 2) + 2(4x - 1)
(=) 10x - 4 + 8x - 2
(=) 18x - 6
18x - 6 = 66
18x = 72
x = 4
Panjang = 5x - 2
5(4) - 2 = 20 - 2 = 18 cm
Lebar = 4x - 1
4(4) - 1 = 16 - 1 = 15 cm