" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2x - 2y = 12 | x2=>4x - 4y = 24
_____________+
5x = 40
x = 8
x + 4y = 16
8 + 4y = 16
4y = 8
y = 2
b. x + 2y = 2
x - y = 3
__________-
3y = -1
y = - 1/3
x - y = 3
x- (- 1/3) = 3
x = 3 - 1/3
x = 8/3 = 2 2/3