Comparing Relationships

Does the following equation show a proportional relationship?

2x=y

• Yes

• No

Does the following equation show a proportional relationship?

5/6x=y

• Yes

• No

Does the following equation show a proportional relationship?

1/7x+13=y

• Yes

• No

Does the following equation show a proportional relationship?

9x-2/3=y

• Yes

• No

Does the following equation show a proportional relationship? $x^2=y$  

• Yes

• No

Does the following equation show a proportional relationship?

m/3=n

• Yes

• No

k represents

• the constant of proportionality

• the king

• ketchup

• a strikeout

Which equation helps you solve for k?

• k = x/y

• k = y/x

• k = y + x

• k = 2x

Which equation is NOT proportional?

• y = 2x - 3

• y = 150x

• y = 1/2x

What is the constant of proportionality?

• 7
• 3.3
• 3/10
• 14