How many different ways can a director select 4 actors from a group of 20 actors?

The data shown in the table below represents the weight, in pounds, of a little girl, recorded each year on her birthday. age (in years) weight (in pounds) 2 32 6 47 7 51 4 40 5 43 3 38 8 60 1 23 part a: create a scatter plot to represent the data shown above. sketch the line of best fit. label at least three specific points on the graph that the line passes through. also include the correct labels on the x-axis and y-axis. part b: algebraically write the equation of the best fit line in slope-intercept form. include all of your calculations in your final answer. part c: use the equation for the line of best fit to approximate the weight of the little girl at an age of 14 years old.

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?