I need help on this asap please

Hi, can anyone show me how to do this problem? 100 points for this. in advance

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0

The birth weights of newborn babies in the unites states follow in a normal distrubution with a mean of 3.4 kg and standard deviation of 0.6 kg. reaserches interested in studying how. children gain weights decide to take random samples of 100 newborn babies and calculate the sample mean birth weights for each sample