Question

help ayudaaaa porfis
c. 6 – 4 + (-1) – 0 + 2 + (-5) + 9 =


d. (+5) • (-2) =


e. [(-5) · (+4)] · (-2) =


(f. 72 : (-18) =

Answer 1

Respuesta:

c) 6 - 4 + (-1) - 0 + 2 + (-5) + 9 =

= 6 - 4 - 1 - 0 + 2 - 5 + 9

= 17 - 10

= 7

d) (+5) • (-2) =

= -10

e) [(-5) • (+4)] • (-2) =

= -20 • (-2)

= 40

f) 72 : (-18) =

= -4