Independent and Independent Variables Tables, Graphs, Equations

The table shows the relationship between d, the amount of money Elena has at the beginning of the day, and b, the amount of money she has after buying lunch. Which equation represents the relationship in the table?

• b = d - 3.75

• d = 2b

• d = b +1.25

• b = d + 3.75

Tags

CCSS.6.EE.C.9

Rolando’s backpack weighs 2.5 pounds when it is empty. The total weight in pounds, y, of Rolando’s backpack when it contains x pounds of books is represented by the equation

y = x + 2.5. Which table best represents this situation?

• A

• B

• C

• D

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

The graph shows the number of points y, a player earns in a video game based on the number of diamonds the player collects, x.

Which equation best represents the relationship between x and y?

• x = y + 75

• y = x + 75

• y = 75x

• x = 75y

Tags

CCSS.8.EE.B.5

The table below shows the relationship between x and y. What equation represents the same relationship?

• y = 4x

• y = x - 9

• y = ¹/4 x

• y = x + 9

Tags

CCSS.6.EE.C.9

• the independent variable is distance
• the independent variable is d=25 t
• the dependent variable is time
• the dependent variable is distance

Tags

CCSS.8.EE.B.5

In the table, Bubbles is the ______________.

• independent variable

• dependent variable

Tags

CCSS.6.EE.C.9

What is the dependent variable in the equation y = 3x - 2?

• y

• x

• -2

• 3x

Tags

CCSS.6.EE.C.9

WHAT WAS THE EQUATION?

• Y=-x+3

• y=3x-1

• y=2x+2

• y=-1/3x-2

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

WHAT WAS THE EQUATION?

• Y=-x+3

• y=3x-1

• y=2x+2

• y=-1/3x-2

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Elizabeth hired a cleaning service to clean her house. To find C, the total cost of cleaning her house, she used the following equation.

C = 7.5x + 25

What is the dependent variable for the equation?

• 7.25

• 25

• C

• x

Tags

CCSS.6.EE.C.9