(10-y)-y=12
10-2y=12
-2y=2
y=-1
x+y=10
x+(-1)=10
x-1=10
x=9
x=9 y=-1
Pamela Científica <3
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Procedimiento
(10-y)-y=12
10-2y=12
-2y=2
y=-1
x+y=10
x+(-1)=10
x-1=10
x=9
Respuesta
x=9 y=-1
Pamela Científica <3