" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
r=rendi
a-r=32
a=32+r
a+8=3r
(32+r)+8=3r
40=3r-r
40=2r
r=20
maka usia Rendi 20 tahun
A(Ayah)= 8+3R (Rendy)
A-R= 32
Pakai eliminasi.
A-3R= 8 |×1| A-3R= 8
A-R= 32 |×3| 3A-3R = 96
(dikurangi)
-2A= -88
A= 44 (umur ayah)
substitusi:
A-R= 32
44-R= 32
-R= 32-44
R= 12 (umur Rendy)