" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
x+y=29 2x+y=16 29-x=16-2x
y=29-x y=16-2x x=13
x+y=29
13+16=29 ∴13 y 16 son la respuesta