" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2x - y = -3 kalikan 2 4x - 2y = -6
------------------- -
-y = 7
y = -7
2x - y = -3
2x = -3 + y
2x = -3 - 7
x = -10/2 = -5
3x-2y = 3(-5) -2(-7) = -15+14 = -1