Respuesta :

The side of the square is,

[tex](-3n+7)[/tex]

The perimeter of square formula is,

[tex]P=4\times side.[/tex]

Substitute the side of the sqaure given in the above formula,

[tex]P=4\times(-3n+7)[/tex]

Thus, the perimeter of square is,

[tex]-12n+28.[/tex]

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