PLEASE HELP I WILL GIVE 100 POINTS TO BRAINLIEST, MY QUETION IS PRETTY SIMPLE GEOMETRY The line y = 2x is being dilated by a scale factor of 1/3 from the origin. What is the equation of the image?
and
The line y =-3/5x +2 is being dilated by a scale factor of 2 from the center (-4,2). What is the equation of the image?

please help, I wish the best for all

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?