This is a giveaway please

Aline on the wall and a line on the floor are skew. always, sometimes, or never?

On the first of each month sasha runs a 5k race she keeps track of her times to track her progress her time in minutes is recorded in the table

What are the interpretations of the line 3x - 15y = 60? x-intercept y-interception a: x 20 - y -4 b: x 5 - y 20 c: x -3 - y 15 d: x -4 - y 20