Respuesta :

Yang100

Answer:

x=-13/2

Step-by-step explanation:

13 3/4=55/4

7 1/4=29/4

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

55/4+x=29/4

x=29/4-55/4

x=-26/4

simplify

x=-13/2

Answer:

x=-6 1/2

Step-by-step explanation:

So C is right on edge