Awriter chargers $5 per word plus a startup fee of $50 per article. write an equation in standard form to represent the total cost, y of a project that is x words long

What term makes it inconsistent y=2x - 4

Pls the last one and it has to be like number 6

Apassenger train and a freight train leave san jose at 3pm, traveling in the same direction. the passenger train is going three times as fast as the freight train. at 6pm they are 240 miles apart. how fast is each travelling? explain your answer and show your