Question

Efectua estos ejercicios en tu cuaderno:
a)-(6-3)-[2-(5-7)-3]
b) 2+{-[-(7+8)+(4-3)]-2-}
c)-[5-(4-7)-(2-3)]
d)-(7-3)-(5-2)-[(12-6)-(9-5)

Answer 1

a)
-(6-3)-[2-(5-7)-3]
-(3)-[2-(-2)-3]
-3-[2+2-3]
-3-[4-3]
-3-[1]
-3-1
-4

b)
2+{-[-(7+8)+(4-3)]-2-}
2+{-[-(15)+(1)]-2-}
2+{-[-15+1]-2-}
2+{-[-14]-2-}
2+{+14-2-}
2+{+12}
2+12
14

c)
-[5-(4-7)-(2-3)]
-[5-(-3)-(-1)]
-[5+3+1]
-[9]
-9

d)
-(7-3)-(5-2)-[(12-6)-(9-5)
-(4)-(3)-[(6)-(4)]
-4 -3 -[6 -4]
-7-[2]
-7-2
-9

-Espero haberte ayudado, saludos!!!