" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2(2+y) /3 _3y = 5
4 + 2y _ 9y =15
_7y = 15_4
y = 11/_7
3x _y =2
3x _ ( _11/7) =2
3x = 14/7 _11/7
x = 3/7 : 3
= 3/21
x =1/7