" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Masukkan salah satu persamaan :
= x + y = 8
x = 8 - y
Maka masukkan salah satu persamaan :
x+2y=6
8-y + 2y = 6
-y +2y = 6-8
y = -2
x+y=8
x -2 = 8
x = 8 + 2 = 10