" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
y+2=5+x
2y+3x=12+4
y=5+x-2=3+x
2(3+x)+3x=16
6+2x+3x=16
5x=16-6=10
x=10/5
x=2
y=3+x=3+2=5
entonce x+y=2+5
x+y=7