Explicación paso a paso:
( -15) + ( -13) = -18
9+ ( -15)= -6
(-7) - (-5)= -2
8+13= 21
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Explicación paso a paso:
( -15) + ( -13) = -18
9+ ( -15)= -6
(-7) - (-5)= -2
8+13= 21