Bryan plays on the high school basketball team. in his first ten games he scored 12, 14, 8, 9, 8, 16, 8, 13, 22, and 19 points. choose and calculate the best measure of central tendency to represent bryan's scoring over the first ten games. justify your choice.

14. (05.02 lc) what is the value of y in the solution to the following system of equations? (5 points) 2x + y = −4 5x + 3y = −6

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.

3.4a=57.8 what is the the value of a