Formulate three linear inequalities that are equivalent to y < -3.

Ineed if you could explain and give me the answer you! this needs done

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

Atransformation t : (x, y) (x-5,y +3) the image of a(2,-1) is