" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2x - 3y = 12
2x + y = 4 -
-4y = 8
-y = 2
y = -2
subtitusi ke
2x - 3y = 12
2x - 3 (-2) = 12
2x + 6 = 12
2x = 12 -6
2x = 6
x = 3
2x+y =4
2x-3y =12
__________ _
4y = 16
y =16/4
y = 4
subtitusi
2x-3y =12
2x -3(4) =12
2x =24
x =12
maka nilai x = 12 dan y = 4