Need help with geometry assignments so hard parallel is so hard smart people 100% answer it pls

Use the four functions below for this question. compare and contrast these four functions using complete sentences focus on the slope and y- intercept first, and then on any additional properties of each function

Standard deviation of 19,29,21,22,23

Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.