" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2x+x=9
3x = 9
Respuesta x=3
La segunda:
6(x+1)-4x=5x-9
6x+6-4x=5x-9
2x+6=5x-9
2x-5x=-9-6
-3x=-15
Respuesta: x=5
Espero que te ayude : )