3x -6y = 12 (x - 3y = 8 substitution method

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

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.

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.