Pls help with this it’s 3:44 AM for me and I still didn’t finish My math work ( due tomorrow ) and it’s getting rlly late so can u guys help me?? ty <33! please try your best!

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

Billy plotted −3 4 and −1 4 on a number line to determine that −3 4 is smaller than −1 4 .is he correct? explain why or why not

Find the domain and range of the following function f(x) = 51x - 21+ 4