Question

A) – [ – ( 7 – 11 ) + ( – 5 – 1 + 8 ) – 7 ]=
B) 5 + { – 12 – [ – 4 – 9 + ( 10 – 18 – 22) – 4 ] }=
C) – { 33 + [ – 15 + ( – 8) – ( 4 – 8 ) + 2 ] – 6 } – 3=
Ayudaaa!!!

Answer 1

Explicación paso a paso:

A)-[-(7-11)+(-5-1+8)-7]＝

+(3)-5-1+8-7＝

+3-5-1+8-7＝

+11-13＝-2

B) 5+{-12-[-4-9+(10-18-22)-4]}＝

5-12+4+9+(10-40)-4＝

-7+13+10 -40-4＝

-7+23-44＝

+23-51＝-28

C)-{33+[-15+(-8)-(4-8)+2]-6}-3＝

-33-15-8-4+8+2-6-3＝

+10-69＝-59