Respuesta :

Answer:

x = -√4.8, √4.8 or -2.191, 2.191  o the nearest thousandth.  

Step-by-step explanation:

x^2 + 2x2x = 24

x^2 + 4x^2 = 24

5x^2 = 24

x^2 = 24/5 = 4.8

x = -√4.8, √4.8.