Matching Graphs with Tables and Equations

Which equation is modeled by the graph?

• y = 1/2x + 1

• y = 2x + 1

• y = -1/2x + 1

• y = -x + 2

Which equation is modeled by the graph?

• y = 1/2x - 1

• y = 2x - 1

• y = -2x + 1

• y = 1/2x + 1

Which equation is modeled by the graph?

• y = -x

• y = -2x

• y = -2x + 1

• y = -x +1

Which equation matches the table?

• y = x + 5

• y = 5x

• y = x - 5

• x = y - 5

Which equation matches the table?

• y = x 

• y = 5x

• y = x - 4

• y = x + 4

Nancy can type 50 words per minute. Look at the table below to write an equation that matches the data.

• m=50 + w

• w= 50m

• w= 50 + m

• m= 50 - w

Which equation matches the table?

• y = -2 + x

• y = x + 3

• y = x - 3

• y = x - 2

What rule would explain this input output table?

• The output is 3 times as much as the input.

• The input is 3 times as much as the output.

• The output is 8 times as much as the input.

• The input is 8 times as much as the output.

What is the algebraic equation for this table?

• y = 480x

• x = y/480

• x + 480 = y

• 480 - x = y

What are the independent quantities in the table?

• {5,6,7,8,9}

• {0,1,2,3,4}

• x

• y