Equation and Graphs

Which equation is modeled by the graph?

• y = -x

• y = -2x

• y = -2x + 1

• y = -x +1

Which equation is modeled by the graph?

• y = x

• y = x + 2

• y = x - 2

• y = 2x - 2

Which equation is modeled by the graph?

• y = 2x

• y = 2

• x = 2

• y = 2x + 2

Which equation is modeled by the graph?

• y = 2

• y = 1x + 2

• y = x

• x = 2

Which equation matches the table?

• y = -2 + x

• y = x + 3

• y = x - 3

• y = x - 2

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

y = x - 6
What is the missing number?

• 12

• 10

• 14

• 13

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.