IXL | Graph a two-variable relationship

This rule and table describe a relationship between x and

To find

add 2 to

Which graph shows this relationship?

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Learn with an example

This rule and table describe a relationship between x and

To find

multiply x by 2.

Which graph shows this relationship?

Each row in a table of

and

y-values

represents an ordered pair.

An ordered pair

(x,

tells you the location of a point on the coordinate plane.

The graph that shows this relationship must have ordered pairs that follow the rule:

To find

multiply x by 2.

Each row in the table of

and

y-values

represents one of these ordered pairs. Write the ordered pairs in a new column.

Plot a point for each ordered pair.

Now draw a line through these points. The line represents all ordered pairs that follow the rule.

Looking for more? Try this:

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