" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
15x-25y=-20
dieliminasi dengan cara dikurangi. menjadi ...
16y=80
y=5
disubstitusi
5x-3(5)=20
5x-15=20
5x=20+15
5x=35
x=7
6x-4y=6(7)-4(5)=42-20=22