Match Graphs, Equations, Tables

What is the dependent variable in this table?

• hours

• x

• (1,5)

• feet

For every one A Dede gets on her homework, her parents give her $3. Which equation matches this scenario? Use m for money she makes, and A for the number of A's she gets on her homework.

• m= 3 + A

• m= 3A

• m= A + 3

• none of the these

Which equation matches the graph?

• y = 1/3x + 3

• y = 3x

• y = x +3

• y = 3x + 3

Which equation matches the table?

• y =4 x + 7

• y = 1/4x +11

• y = 4x -11

• y = 11x + 4

Does this graph show a proportional relationship?

• Yes, because it is linear

• Yes, because it is linear and goes through the origin.

• No, because it is not linear

• No, because it does not go through the origin.

Sally will earn $30 for every 5 hours that she babysits. Which of the following equations can be used to represent the proportional relationship?

• y = 1/6x +30

• y = 6x

• y = 5x + 6

• y = 6x +5

Which of these terms is NOT used to describe the "m" in the equation y=mx+b.

• Constant rate of change

• starting point

• unit rate

• Constant of proportionality

Find the constant rate of change.

• 1/2

• -1/2

• 2

• -2

What can you use to represent linear relationships?

• verbal descriptions

• equations

• graphs

• tables

• all of the above

Billy opened a bank account with $200, and every week he spends $15.

Which equation best represents this situation?

• y = -15x + 200

• y = 15x - 200

• y = 200x + 15

• y = 15x + 200