" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
- 18 + 12x + 7 - 7x = - 7x - 6x - 15 - 14
- 11 + 5x = - 13x - 29
5x + 13x = - 29 + 11
18x = - 18
x = -18/18
x = - 1
Solución :
x = - 1