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Resolva as expressões a) 5+(3-1)
B)(13-4)-8


Resposta :

Resposta:

a) 5+(3-1)

5+2

7

b) (13-4)-8

9-8

1

Resposta:

a) 5+(3-1)

5+(2)

= 7

b) (13-4)-8

9-(8)

= 1