What is the value of X in the equation 1/2 X - 3/4 =3/8 - 5/8 X

Use the given degree of confidence and sample data to construct a confidence interval for the population mean mu . assume that the population has a normal distribution. a laboratory tested twelve chicken eggs and found that the mean amount of cholesterol was 185 milligrams with sequals 17.6 milligrams. a confidence interval of 173.8 mgless than muless than 196.2 mg is constructed for the true mean cholesterol content of all such eggs. it was assumed that the population has a normal distribution. what confidence level does this interval represent?

I've tried but its still not right! what is ae ? enter your answer in the box. = units

Kieth received 7/8 of the 64 votes for his class secretary. how many votes did he receive.