Question

resuelve:
[ (-3) -(-5) ]. (-2)



(-2) . [(-3) + (-18) : (+9) ]



(-120) : [15+ (-20) : (-4) - (-2) .5 ]
+2​

Answer 1

Respuesta:

(A).-  (-3)+5.(-2)

+2.(-2)

-4

(B).- (-2) · [(-3) + (-18) : (+9)]

(-2) . [(-3) + (-2)]

(-2) . (-5)

+10

(C) -120:[15-20:(-4)-10]+2

-120:(15-20:-14)+2

-120:(15+10/7)+2

-120:115/7+2

-840/115+2

-168/23+2

-122/23