Relax

Respuesta :

sirumagar

Step-by-step explanation:

here,

[tex] \sqrt{x + 4} - 3 = 1[/tex]

[tex] \sqrt{x + 4} = 1 + 3[/tex]

[tex] \sqrt{x + 4} = 4[/tex]

[tex]x + 4 = (4) ^{2} [/tex]

[tex]x + 4 = 16[/tex]

x=16-4

x=12

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