" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
Antecesor: x - 1
Sucesor: x + 1
{x + (x - 1)} / 2 = 6.5
x + x - 1 = 6.5 · 2
2x = 13 + 1
2x = 14
x = 7
Sucesor: x + 1 = 7 + 1 = 8
Alternativa C