Respuesta :

Step-by-step explanation:

(x+5)^2 = 2( 5x-3)

x^2+25=10x-6

x^2-10x+25+6= 0

x^2-10x+31=0

a=1, b

Answer:

[tex]\boxed{-124}[/tex]

Step-by-step explanation:

[tex](x+5)^2 = 2( 5x-3)\\x^2+10x+25=10x-6\\x^2+0x+31=0[/tex]

[tex]ax^2 +bx +c=0[/tex]

Formula for the discriminant:

[tex]D=b^2-4ac[/tex]

[tex]b=0\\a=1\\c=31[/tex]

Plug in the values.

[tex]D=0^2-4(1)(31)[/tex]

[tex]D=-124[/tex]