" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
x - 2y=2 _
-y =-1
y =1
x - 3 . 1=1
x - 3 = 1
x =1+3=4
x - 2y = 2
---------------- -
-y = -1
y = 1
subtitusi y ke x - 3y = 1
x - 3y = 1
x - 3.(1) = 1
x - 3 = 1
x = 1 + 3
x = 4