Problem $1.$ GameStop $($Tampa$)$ is forecasting sales for the Playstation $5$ in week $6,$ below are the sales figures for the last $5$ weeks:

$\backslash$table$[[$time t$,$Week,Sold$],[1,5$ Weeks ago:,$700],[2,4$ Weeks ago:,$725],[3,3$ Weeks ago:,$740],[4,2$ Weeks ago:,$760],[5,1$ Wtek ago:,$775]]$

Provide the equation $($formula$)$ and the forecast for week $6$ sales using the specified method. You may type or handwrite your answers in the space provided but you must stay within the text box