Which is the best first step when solving the following system of equations? 5 c + 4 d = 10. 3 c + 2 d = 16.

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?

The image of abc after a reflection across eg is abc

The graph shows the amount of total rainfall at each hour what was the total rainfall amount after three hours