Question

Nesecito esto 8 + ( 5 – 4 + 1 ) – ( 7 + 3 – 5 ) b) - 6 + {- 2 + 3 [ 2 ( 5 + 2 – 6 – 4) – ( 7 – 4 – 6 ) + ( -7 + 2 + 3) ] - 4 } +5 c) - { 3 – 4 - ( 2 + 5 – 9 ) – ( 4 + 8 – 10 – 6 + 7 ) – 5 } + 3 d) 5 – 4 {-8 - [ 6 + (5 – 8 – 4 ) + 12 – ( 7 + 4– 4) ] + 2 } – 6 e) - 7 – 3 {5 - [ 6 + (2 – 12 – 4 ) + 7 – ( - 10 + 9 – 2) ] + 2 } – 5

Answer 1

8 + ( 5 – 4 + 1 ) – ( 7 + 3 – 5 ) b) - 6 + {- 2 + 3 [ 2 ( 5 + 2 – 6 – 4) – ( 7 – 4 – 6 ) + ( -7 + 2 + 3) ] - 4 } +5 c) - { 3 – 4 - ( 2 + 5 – 9 ) – ( 4 + 8 – 10 – 6 + 7 ) – 5 } + 3 d) 5 – 4 {-8 - [ 6 + (5 – 8 – 4 ) + 12 – ( 7 + 4– 4) ] + 2 } – 6 e) - 7 – 3 {5 - [ 6 + (2 – 12 – 4 ) + 7 – ( - 10 + 9 – 2) ] + 2 } – 5

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