" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2x+3y=-8 (2)
(1) x 2 6x-8y=10 (1)'
(2) x 3 6x+9y=-24 (2)'
(1)' - (2)' -17y=34 (Cara menghitung : 6x-6x=0, -8y-(9y)=-17, 10-(-24)=34.)
y=-2
Substitusikan y=-2 ke persamaan (1)
3x-4(-2)=5
3x+8=5
3x=5-8
3x=-3
x=-1
Jadi, HP : {(-2,-1)}
Maaf jika tidak paham