The answer with an explanation please

Find parametric equations for the line. (enter your answers as a comma-separated list of equations. let x, y, and z be functions of t.) the line in the direction of the vector 5 i + 5 j − 6k and through the point (−4, 4, −2).

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

How many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.