Respuesta :

cv0627

Answer:

n/3+4=9

    -4   -4

3x n/3=5x3

n=15

Step-by-step explanation:

i hope this helps :)

samyrap20
the box on the first row to the left is -4.
the box on the first row to the right is -4.
the box on the second row to the left is 3x.
the box on the second row to the right is x3.
the box on the last row is 15.
I hope I helped!

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