Equations/parallel lines

The equation of the line passing through the point (1,3) and parallel to the line y=-5x=2 is: ?

coordinates/graphs

The coordinates of the x-intercept are the same as the coordinates of the y-intercept on the graph of the line whose equation is what?

Equations

The equation of a line pasisng through the point (1,3) and parallel to the line y=-5x+2 is: ?

Matrix equations

The solution X for the matrix equation X-AX=D is: ?

I would like to get a solution to this question

1. At Camp Cawapati, there is a prize ceremony at the end of each camp session. The campers compete at a variety of challenges throughout the 2-week session, in hopes of earning trophies. For each challenge a camper wins, the camper receives a small replica of the Sacred Cawapati Cup. (These replica trophies are all identical.) (a) In the junior camp (ages 6 and 7), the 12 young campers compete in 12 different challenges, with a single winner identified in each challenge. The camp counselors arrange it so that no child wins more than one of these challenges, to ensure that the prizes will be spread around as much as possible among the campers. (i) In how many different ways can the 12 chal... click for more