" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2x+4y=26 masing2 dikalikan 3 jd 6x+12y=78
6x+4y=38
6x+12y=78
----------------------- -
-8y=-40
y=5
substitusi y=5 ke persamaan 1
2x+4(5)=26
2x+20=26
2x=26-20
2x=6
x=3
jadi penyelesaiannya x=3 dan y=5