Respuesta :

ivycoveredwalls

Answer:

[tex]3d^3[/tex]

Step-by-step explanation:

The contents of the box must make

[tex]7d^3 - \text{ BOX } = 4d^3[/tex]

To get [tex]7d^3[/tex] down to [tex]4d^3[/tex], you have to subtract [tex]3d^3[/tex]

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