Question

. Resuelve:

 (+5) – (-6) =
 (+5) – (+6) =
 (-5) – (-6) =
 (-5) – (+6) =
 (-3) – (+9)

Answer 1

Explicación paso a paso:

 (+5) – (-6) = +5 + 6= +11

 (+5) – (+6) = +5 - 6= -1

 (-5) – (-6) = - 5 + 6 = + 1

 (-5) – (+6) = - 5 - 6 = - 11

 (-3) – (+9) = - 3 - 9 = - 12