Question

Relaizar los sigyientes ejercicios... -5-(+11)-(-20), 9-[(-5)-(+7)], -7-[(-3)-3(-9)], -11-[(+6)-(+4)], +8-[(+5)-9(-9)]

Answer 1

Respuesta:

Explicación paso a paso:

1.  -5-(+11)-(-20)

    -5-11+20

    4

2.   9-[(-5)-(+7)]

9-[-5-7]

9-[-12]

9+12

21

3.    7-[(-3)-3(-9)]

7-[9(-9)]

7-[-81)

7+81

88

4.   -11-[(+6)-(+4)]

-11-[(+6)-4]

-11-[2]

-13

5.    +8-[(+5)-9(-9)]

+8-[-45(-9)]

+8-[405]

+8-405

-397