Assume you have collected data pairs (x, y) on a certain variety of tree. x is the number of weeks since the tree was planted and y is the height of the tree in inches. A plot of the data points with the best-fit line is given below. What is the numerical value of the height as predicted by the best-fit line for an age of 20 weeks?

Angela plays soccer and golf for a total of 125 minutes every day. she plays soccer 45 minutes more than she plays golf. part a: write a pair of linear equations to show the relationship between the number of minutes angela plays soccer (x) and the number of minutes she plays golf (y) every day. part b: how much time does angela spend playing golf every day? part c: is it possible for angela to have spent 80 minutes playing soccer every day? explain your reasoning.