What is the distance between (-2,3) and (-7,3)

He expression 2(l + w) is used to calculate the perimeter of a rectangle, where l is length and w is width. if the length is fraction 2 over 3 unit and the width is fraction 1 over 3 unit, what is the perimeter of the rectangle in units? fraction 2 over 3 unit 1 unit 1fraction 2 over 3 units 2 units

When only separate discreet points are graphed it is called?

The sum of two numbers is 12 and their difference is 18 what are the two numbers