Respuesta :

Answer:

x= 2 1/2

Step-by-step explanation:

Im not too sharp at math but hope this helps!

Answer:

x^2=10

Step-by-step explanation:

5 - 2x^2 - 5 = -15 - 5

-2x^2 = -20

-2x^2/-2 = -20/-2

x^2=10