" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
x+18 =2x-3
18+3 =2x -x
21= x
Espero te sirva !! ^^
X - 2x = -3 -18 ...
-x = -21 ......
X = 21 respuesta