Question

Resolver
-7+(-16)-(-9)+15-18

resolver
26+(-18)-(-31)+17+(-45)
porfavor con proceso

Answer 1

-7+(-16)-(-9)+15-18

-7-16+9+15-18

-23+9+15-18

-14 +15-18

1-18= -17

26+(-18)-(-31)+17+(-45)

26-17+31+17-45

9+31+17-45

40+17-45

57-45=12