Question

me ayudan pssss :( ​

Answer 1

Respuesta:

a) (-3).[(-9)-(-7)]=

(-3).(-2)=

+6

b) 28:[(-4)+(-3)]=

28:(-7)=

(-4)

c) [(-9)-(+6)]:(-5)

(-3):(-5)

+1.6

d) (-11)-(-2).[15-(+11)]

(-11)-(-2)+4

9+4

13

e) 5-(-18):[9-(+15)]

5-(-18):24

5-(-1.3)

6.3

f) (-4).[(-6)-(-8)]-3.[(-11)+7]

(-4).+2.(-4)

(-8).(-4)

32

g) [(+5-(+2)]:[(-8)+(-3)-(-10)]

+7:+5

+1.4