Equation Tables and Graphs

Which graphs show an additive relationship?

• only

• & C only

• & D only

• & C only

Which equation matches the table?

• y = 3x + 9

• y = x + 9 

• y = x + 3

• y = 12x - 3

Which is the graph of y= -x + 2?

• A

• B

• C

• D

Which graph matches the table?

• A

• B

• C

• D

Write the equation of the line.

• y= -1x-3

• y= -3x-1

• y=(-1/3)x-1

• y= -3x-3

Which equation matches the description if x is the number of minutes and y is the total cost.

• y = 1.20

• y= 1.20x

• x = 1.20

• x = 1.20y

Write the equation.

• y = 4x + 3

• y = 4x -3

• y = 3x + 4

• y = 8x + 2

What does the point (2, 94) represent in this situation?

• Every week, they earn $94.

• After 94 weeks, they save $2.

• After 1 week, they save $47.

• After 2 weeks, they save $94.

Nadea has $600 in her savings account. She withdraws $35 per week to buy gas for her car. Which equation can be used to determine how many weeks, w, it will take for Nadea to reduce her balance to $285?

• (600 – 35)w = 285

• 35w – 600 = 285

• 600 – w = 285

• 600 – 35w = 285

Write the equation for the table.

• y = x + 4

• y = 5x

• y = 4x + 1

• y = x + 5