Ineed
an ordered pair is (1 point)
the output (y) value of the relation
the input (x) value of the relation
a set of points that pair input values with output values
x and y values written in the form (x, y)

An ordered pair is:

        a set of points that pair input values with output values

ordered pair--

In mathematics an ordered pair is a pair of objects in which the order in which they need to be paired are taken care of.

It is represented in the form of:  (x,y)

where x is the input value of the relation and y is the output value of the relation.

It is also known a 2-tuple.

The ordered paired is basically used to locate a point in a coordinate plane.

3/5

step-by-step explanation:

double number line is not a standard concept, so it must have been defined in your textbook. assume top line is numerator.