" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2x+2x-2x-x= -7+1+2+10
1x=6
x= 6:1
x=6
comprobante
2.6+7+2.6-1 =30
2.6+2+6+10=30
la diagonal mide 30