Please help me to answer this question.

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

Can you me find the missing length. i attached an image.

Which statements about the system are true? check all that apply. y =1/3 x – 4 3y – x = –7 the system has one solution. the system consists of parallel lines. both lines have the same slope. both lines have the same y–intercept. the equations represent the same line. the lines intersect.