Slope and Proportional Relationship

The picture shows the price of a cell phone plan. Which of the following represents the meaning of the slope in this situation?

• The cell phone plan costs 200 dollars a month

• The cell phone plan has an initial fee of 200 dollars

• The cell phone plan costs 50 dollars a month

• The cell phone plan has an initial fee of 50 dollars

Find the slope of the line.

• Undefined

• 0

• 1

• -1

Find the slope of the line.

• 2

• -2

Find the slope from the table:

Find the slope of the line that passes through 
(-4, 7) and (-6, -4)

The slope is -3 .

• True

• False

If the relationship in the table is proportional, write its equation.

• The relationship is not proportional

The "run" represents the...

• vertical change

• horizontal change

• no change

• what change?

Which linear equation has the slope of 10 ?

Find the slope of the line.

• -2

• 2

• -1

• 1