to make an international telephone call you need the code for the country you are calling. the codes for country A , country B, and C are three consecutive integers whose sum is 84.Find the code for each county​

Brook states that the distance on the line is 4 units. caleb states that the whole line does not have a distance because it continues on forever. vivian states that the line is 6 units long. which distance did brook measure? which distance did vivian measure?

Find the solution of this system of equation -7x+y=-20 9x-3y=36

Anormally distributed data set has a mean of 176.3 and a standard deviation of 4.2. what is the approximate z-score for the data value of 167.9? 2.00 −2.00 8.4 −8.4