Question

ayuda plz doy coronita gracias y estrellas

Answer 1

Explicación paso a paso:

1. (-5)+(-16)= -5-16=-21

(-5)+(-(-16))= -5+(+16)= -5+16=11

2. 6+(-18)= 6-18= -12

(6)+(-(-18))= 6+(+18)= 6 +18=24

3. (-12)+(24)=-12+24=12

(-12)+(-24)= -12-24= -36

4. (18)+(31)= 49

(18)+(-31)= 18-31= -13