" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
-13y = -34
y = 34/13
7y + 13z = 27
7(34/13) + 13z = 27
238/13 + 13z = 27
13z = 27 - 238/13
13z = 113/13
z = 113/169
3x + 4y - 5z = 12
3x + 4(34/13) - 5(113/169) = 12
3x + 136/13 - 565/169 = 12
3x = 825/169
x = 275/169
jadi,
x = 275/169
y = 34/13
z = 113/169