Solve equation
24a-22=-4 (1-6a)

Franco wants to double the volume of the cone. what should he do?

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%