Respuesta :

TenzinTsesang

Answer:

x=3√5-1

Step-by-step explanation:

(x+1)²=15*3

(x+1)²=45

x+1=√45

x=√45-1

Reduce the radical to the lowest prime number factors.

[tex]\sqrt{3*3*5}[/tex]=[tex]\sqrt{45}[/tex]

Pull out the pairs

[tex]3\sqrt{5}[/tex]

x=3√5-1