" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
x-y=6
- y = 6 - x
- y = 6 - 4
- y = 2 (-1) "Multiplicar por menos uno"
y = 2
respuestas
x = 4
y = - 2
verificando.
x - y = 6
4 - (-2)=6
4 + 2 = 6
6 = 6