" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
sama kan penyebut
6(4x-3y)=5.6
24x-18y=30. (1)
3x/4+y=5/2
samakan penyebut
2(3x+4y)=20
6x+8y=20. (2)
persamaan 1 dan 2 dieliminasi
persamaan 2 dikali 4
24x+32y=80
24x-18y=30
lalu dikurang
50y=50
y=1
memcari x
6x+8y=20
6x=20-8
x=12/6
=2
nilai x.y =2.1