" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
efectuamos terminos
7-3x-3=x-3x+3
-3x+4=-2x+3
reducimos a terminos semejantes
3x-2x=4-3
x=1
comprobamos
sustituimos 1 en x
7-3(x+1)=x-3(x-1)
7-3(1+1)=1-3(1-1)
7-3-3=1-3+3
1=1
espero que te sirva suerte y saludos