" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
3x + 7y=4 (x4) 12 x + 28y = 16
-43 y = 86
y = -2
3x + 7y = 4
3x + 7(-2) = 4
3x - 14 = 4
3x = 18
x = 6
titik potong (6, -2)