Respuesta :

kudzordzifrancis

Answer:

x=2.4

Step-by-step explanation:

The given equation is;

[tex]\sqrt{x^2+49}=x+5[/tex]

Square both sides

[tex](\sqrt{x^2+49})^2=(x+5)^2[/tex]

[tex]x^2+49=x^2+10x+25[/tex]

[tex]49-25=10x[/tex]

[tex]24=10x[/tex]

Divide both sides by 10.

x=2.4

Answer:

12/5 which is A

Step-by-step explanation:

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