Which sequence of transformations could map ABC to XYZ

Thelime contains the point(-3,0) and parallel x-3y=3( show all work)

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76