6.EE.9 - 2Variable Relationships

Independent means

• an amount that can stand on its own
• an amount that depends on another amount

Sophie earned $5 for every A she got on her report card.

m = money

A = A on report card

The dependent variable is:

• m = money

• A = A on report card

What is the function of the table?

• y = x + 3
• y = 3x
• y = x ÷ 3
• y = x - 3

Write an equation:

Katelyn has 4 boxes of cookies. Every day she goes to the store and buys 2 more. Let x represent amount of days and let y represent the number of boxes Katelyn has.

• y=4x-2

• y=2x+4

• y=4x+2

• y=2x-4

On a graph, which axis shows the dependent variable?

• x-axis
• y-axis
• neither
• it changes

Name the INDEPENDENT variable from the table below.

• words
• minutes

The y- axis is the ___________________ number line in the coordinate plane.

• Vertical

• Diagonal

• Horizontal

• origin

A(n) _____________ variable depends on or is changed by another variable.

• dependent
• independent

Which equation can be used to graph (5,9) on its graph?

• y=2x

• y=3x-5

• y=2x-1

• y=x+3

Create an equation

A student is given 3 pencils at the beginning of the year and then given 2 at the beginning of the week. Let p=pencils and w=week.

• p=2w+3

• w=2p+3

• p=3w+2

• p=3w-2