Respuesta :

Answer:

x=1.8 i think im wrong

Step-by-step explanation:

Answer

x=[tex]\frac{\sqrt{45} }{5}[/tex]

Step-by-step explanation:

1) add 45 to both sides

5x^2=45

2) square root both sides

5x=[tex]\sqrt{45[/tex]

3) Divide both sides by 5

x=[tex]\frac{\sqrt{45} }{5}[/tex]