" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2x-8=x+7
2x-x=7+8
x=15
Comprobacion:
2(15-4)=15+7
2(11)=22
22=22
Espero que sirva! Saludos!
2(x-4)=x+7
2x - 8 = x + 7
2x-x = 7+8
x = 15
saludos