Graphing Proportional Relationships

y = 2x

y = x + 2

y = x - 2

y = 2/x

1

2

3

4

(0,0), (1,1), (2,2), (3,3), (4,4)

(0,0), (1,2), (2,4), (3,6), (4,8)

(0,2), (1,4), (2,6), (3,8), (4,10)

(0,1), (1,3), (2,5), (3,7), (4,9)

First quadrant

Second quadrant

Third quadrant

Fourth quadrant

(5, -3)

(-5, 3)

(5, 3)

(-5, -3)

y = x + 3/4

y = 2x

y = 3/4x

y = 4/3x

1

4

3

2

(0,3), (4,6), (8,9)

(0,0), (4,3), (8,6)

(0,1), (4,2), (8,3)

(0,0), (4,4), (8,8)

7

6

5

4

Start with the equation, create a table of values, plot the points, and draw a straight line.

Start with the graph, create a table of values, find the equation, and draw a straight line.

Start with the points, create a table of values, find the equation, and draw a straight line.

Start with the table of values, find the equation, plot the points, and draw a straight line.