" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
p - 3q = 8 ..............> dikali 2
menjadi :
2p - 6q = 16
2p + q = 9 -
-7q = 7
q = -7/7
= -1
maka nilai q = -1
p-3q=8....(2)
p=3q+8...(3)
masukkan persamaan 3 ke persamaan 1
2p+q=9
2(3q+8)+q=9
6q+16+q=9
7q=-16+9
7q=-7
q=-1