" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
gula pasir jenis 2 = b
-3a+5b= 2.250 | dikalikan 2
2a+4b= 1.700 | dikalikan 3
-6a+10b= 4.500
6a+12b= 5.100
____________-
(-2b)= (-600)
b= -600:-2
b= 300
-2a+4b= 1.700
2a+(4•300)= 1.700
2a+1.200= 1.700
2a= 1.700-1.200
2a= 500
a= 500/2
a= 250
maaf ya kalau salah^^
semoga bermanfaat