Linear Equations Multiple Representations

Which equation identifies the relationship in the table?

• y = 2x - 5

• y = -2x + 5

• y = 2x + 5

• y = -2x - 5

Which equation matches the table?

• y = 3x + 9

• y = x + 9 

• y = x + 3

• y = 12x - 3

Which of the following linear equations best represents the graph shown?

• y = 10x - 2

• y = -2x + 10

• y = 2x + 10

• y = 5x
• y = x + 5
• y = x + 470
• y = 94x 

Graph y = 2x - 3.

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Clare owns a mobile pet grooming company. She charges $20 to come to your home plus $30 per hour to groom your pet. Which equation models the amount she charges over time?

Clare owns a mobile pet grooming company. She charges $20 to come to your home plus $30 per hour to groom your pet. Which table models the amount she charges over time?

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What is the equation for the table?

• y = 4x - 3

• y = -3x - 3 

• y = -2x - 3 

A fitness club opens with 80 members. Each month the membership increases by 15 members. Which equation represents the relationship between the number of months the club has been opened, x, and the total fitness club membership, y?

• y = 15x

• y = 15x + 80

• y = x + 15

• y = 80x + 15

A taxi charges a fixed fee plus a charge per mile (x = miles). The total cost can be calculated with the equation:

y = 2.75x + 4.25

What does x represent?

• The total cost of the fixed fee plus charge per mile

• The charge per mile

• Miles

• The fixed fee

• Karma