In one season ana ran 18 races. this was four fewer races than twice the number of races kelly ran. how many races did kelly run?
have equation and use a variable in the equation
no need to solve just need equation

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

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?

If wxyz is a square, which statements must be true? plz < 3