Brainlist for correct answer!! What is the slope of a line perpendicular to the line whose equation is 2x-2y=20?

Data are collected to see how many ice-cream cones are sold at a ballpark in a week. day 1 is sunday and day 7 is the following saturday. use the data from the table to create a scatter plot.

Can someone me do math because i am having a breakdown rn because i don’t get it

Can somebody 1. what is the formula for finding the vertical distance between two points on a coordinate plane?