" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2x=48
x=24, ahora si te referías a
18-x=x-30
sale igual
x + 18 = N
30 - x = N
Entonces: x + 18 = 30 - x => x + x = 30 - 18 => 2x = 12 => x=6
De esta manera 6 + 18 = N => N=24