" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
4x-y=5
a-y=7
di eliminasi
(2x-y)-(4x-y)=1-4
2x-y-4x+y=-3
-2x=-3
x=3/2
2x-y=1
2.3/2-y=1
3-y=1
y=2
a-y=7
a-2=7
a=9