Josie currently has $13 and plans to save an additional $7 each week to buy a jacket. she made a table showing the total amount of money she will have saved for different weeks. number of weeks 0 3 5 7 amount o money $13 34 48 62 which equation represents the relationship between the number of weeks, x, and the total amount of money, y, josie will have saved? a) 7x+y=13 b) x−7y=13 c) 7x−y=−13 d) x+7y=13