Finding the Constant Proportional Relationships Recognition

Write the equation of the graph. Use the format y = kx.

Newtown middle school spends 11 dollars on every yearbook it buys. Is the amount of money NMS spends on yearbooks proportional to the total number of yearbooks NMS buys?

• Yes

• No

Write an equation for the relationship between x and y. Use format y = kx.

Is the graph proportional?

• Yes

• No

Does the table represent a proportional relationship?

• yes

• no

Does the table represent a proportional relationship?

• yes

• no

Does the graph represent a proportional relationship?

• yes

• no

Which equation represents a proportional relationship?

• y = x + 3

• y = x - 9

• y = 7x

• y = 4x + 1

Which equation represents a proportional relationship?

• y = x/2

• y = 10 + x

• y = 14 - x

• y = 5x + 8

Which equation DOES NOT represent a proportional relationship?

• y = 11x

• y = x/4

• y = 1/2 x

• y = x + 3