" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
anggi = y
ayah = x
x = y + 30
lima thn yg akan datang
(x + 5) ( y + 5 ) = 46
x + y + 10 = 46
x + y = 36
disubstitusi
x + y = 36
y + 30 + y = 36
2y = 36 - 30
2y = 6
y = 3 thn -----> umur anggi
x = y + 30
x = 3 + 30
x = 33 ----> umur ayah