Respuesta :

ktreyb
- 3 1/2 can be rewritten as - 3 2/4

New equation will make it easier to combine like terms:

- 5 3/4 - 3 2/4

- 5 - 3 = - 8 

3/4 + 2/4 = 5/4 

You now have - 8 5/4. Simplify to get - 9 1/4. 

Your answer is option C. 

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