" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
4x= edad Jose
5x= Edad Carlos
9x= Edad Alberto
9x- 4x= 20
5x= 20
x= 4
5x= 5*4 = 20
R: b) 20 años.