Respuesta :

faarizyt

Answer:

A. 8/7

Step-by-step explanation:

Step 1    

4/7 - (-4/7) --> 4/7 + 4/7

The two minutes turn into a plus, removing the bracket.

Step 2

4/7 + 4/7 = 8/7

Add the two fractions together.

Answer:

A. 8/7

Step-by-step explanation:

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