Respuesta :

Yang100

Answer:

35/4

Step-by-step explanation:

-3 1/2=-7/2

-12 1/4=-49/4

------------------

-7/2-(-49/4)

-7/2+49/4

-14/4+49/4

35/4

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BeAMAverick14
The answer is 35/4 or 8 3/4

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