Save me from my third mental break down today and please help me

The triangles are similar. what is the value of x? show your work.

Asystem of linear equations contains two equations with the same slope. select all of the correct statements. i a. the system may have two solutions. - b. the system may have infinitely many solutions. c. the system may have one solution. o d. the system may have no solution. submit

Find the distance between the pair of points a(-1,8) and b(-8,4)