Figure b is a scaled copy of figure a.
what is the scale factor from figure a to figure b

Find an equation (in term of x) of line through the points (-1,3) and (1,4)

Do not comment if you aren’t going to . create a real-life situation and create a system and show how it might be modeled algebraically with a system of equations (or inequalities) show all work include a few sentences explaining the situation, your variables of choice and what each represents, and how you would set it up and solve it algebraically. !

Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 1.