Ineed to get these questions done, you don't have to answer all of them

Which point-slope form equation represents a line that passes through (3,-2) with a slope of -4/5

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

Measure a and b and find their sum. how are the angles related?