Algebraic Representations of Two-Variable Relationships

A relationship is represented by the equation y = x - 16. Which of the following tables best represents the equation?

• 
• 
• 
• 

Which of the following situations is best represented by the equation y = 15x?

• Mr. Salazar curved the test by 15 points.

• There were 15 more questions on the test than the last test.

• Mr. Salazar took off 15 points for not showing work on the test.

• On the test, each question correct was worth 15 points.

Which statement best describes the two tables below?

• Only table A is a multiplicative relationship.

• Only table B is a multiplicative relationship.

• Both table A and table B are multiplicative relationships.

• Both table A and table B are additive relationships.

• Point J

• Point K

• Point L

• Point M

Alex works as a lawnmower and his company pays him $5 a day plus an additional $5 every hour he works. Which graph represents the amount of earnings that Alex can make each day?

• A

• B

• C

• D

The cost to rent a storage unit is $30 per month plus a one-time application fee of $20. Which table best represents this situation?

• A

• B

• C

• D

Which equation best represents the relationship on this table?

• y = 3x

• y = x + 3

• y = 4x

• y = x + 4

The graph compares the number of people at a party and the number of slices of pizza ordered. Which equation represents the relationship?

• 3y = x

• 3 + x = y

• 3 + y = x

• 3x = y

Barbara orders her groceries from a store that charges $15 plus the cost of her groceries to deliver the groceries to her home. Which equation represents this relationship?

• y = x + 15

• y = 15

• 15 = y + x

• y = 15x

Which equation best represents the relationship in this table?

• y = 9.6x

• y = 10.6x

• y = 9.6

• y = x + 9.6