Find a vector equation and parametric equations for the line. (use the parameter t.) the line through the point (0, 15, â10) and parallel to the line x = â1 + 3t, y = 6 â 4t, z = 3 + 7t

Derek purchased a new gym membership. it costs him seven dollars a month plus two dollars for every time that he visits the gym. he wants to spend less than 25 dollars a month to visit the gym. write an inequality that models the situation using the variable v for the number of visits per month. also find the maximum number of visits he can make to the gym and still keep his cost below 25 dollars a month.