Answer:
See attachment
Step-by-step explanation:
The given equation is:
[tex]3x^2+3y^2=75[/tex]
We divide through by 3 to obtain;
[tex]x^2+y^2=25[/tex]
This is rewritten as:
[tex]x^2+y^2=5^2[/tex]
This is the equation of a circle centered at the origin with radius 5 units.