Respuesta :

Animalz23

1/3m - 1 - 1/2n = 0

M = 21, N = 12


1/3(21) - 1 - 1/2(12) = 0

21/3 - 1 - 12/2 = 0

7 - 1 - 6 = 0

6 - 6 = 0

0=0

Answer:

0

Step-by-step explanation:

Lets substitute m=21 and n=12 into the expression

1/3m-1-1/2n

=1/3(21)-1-1/2(12)

=7-1-6

=0

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