" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
la mitad de 30 es 15 y sumados da 45!
espero que te sirva!
3x=45 15+2(15)=45
x=45/3 15+30= 45
x=15 45=45