Respuesta :

The answer is to the question is 4

[tex]4x + 12x = 64[/tex]

[tex](4x + 12x) = 64[/tex]

[tex]16x=64[/tex]

[tex]\frac{16x}{16}=\frac{64}{16}[/tex]

[tex]x=4[/tex]

Hope this helps!

Thanks!

-Charlie

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