Question

Supresión de paréntesis.
Ejemplos: Suprimir paréntesis y resolver:
a) – ( - 4 + 6 – 8)= + 4 – 6 + 8 = + 4 + 8 – 6 = + 12 – 6 = 6

b) + ( -3 + 6 – 8 ) =
-3 + 6 – 8 =
+ 6 - 3 – 8 =
+ 6 – 11 = - 5

c) 3 – ( -4 +6 -3) + ( - 7 – 1 ) =

d) 7 – ( 8 – 5 + 1) + (- 9 + 2 ) =

e) 1 – ( -7 + 3 - 6) + ( - 5 + 2) =

f) -4 + (5 – 8 + 1) - ( - 4 – 3 ) =

g) 9 – ( -1 + 7 -4) + ( 5 – 3 ) =

Answer 1

c) 3 – ( -4 +6 -3) + ( - 7 – 1 ) = 3 +4-6+3-7-1 = - 4

d) 7 – ( 8 – 5 + 1) + (- 9 + 2 ) =7 - 8+5-1 - 9+2 = - 4

e) 1 – ( -7 + 3 - 6) + ( - 5 + 2) = 1+7-3+6 - 5+2 = 14

f) -4 + (5 – 8 + 1) - ( - 4 – 3 ) = - 4+5-8+1+4+3 = 1

g) 9 – ( -1 + 7 -4) + ( 5 – 3 ) = 9 + 1 - 7 +4 +5-3 =9