What is an equation of the line that passes through points (-7,-5) and (-7,-2)?

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

What is the distance between the points (2 -3) and (-6 4) on the coordinate plane

Acyclist bike x distance at 10 miles per hour .and returns over the same path at 8 miles per hour.what is the cyclist average rate for the round trip in miles per hour ?