Independent and Dependent Variables and Linear Equations

Which equation describes the table? 

• y = 1/4x 
• y = 4 - x 
• y = 4 + x 
• y = 4x 

What is the missing value in the table? 

• 11
• 24
• 8
• 9

What is the missing value? 

• 12
• 20
• 26
• 16

Which equation matches the table?

• c = 2h
• c = 6h
• c = 10h
• c = 12h

Which equation describes the graph? 

• y = 30 + x 
• y = 30x
• y = 3x 
• y = 30 - x 

What is the independent variable? 

• time
• distance
• speed of sloth
• none of the above

What is the dependent variable? 

• time
• distance 
• speed of the sloth
• there is not a dependent variable

Which equation describes the table shown:

• y = 1x + 2
• y = 1x - 2
• y = 2x + 1
• y = -2x + 2

Peter had $50. Every week he babysits he gets $20.
Which equation describes the relationship between Peter's total money (s) and the number of weeks he babysits (w)

• s=50+200w
• s=200+50w
• s=20+50w
• s=50+20w

Lindsay had $40. She works at the grocery store and earns $15 each day.
Which equation shows the relationship between Lindsay's savings (y) and the number of days Lindsay works (x)

• y = 15x + 40
• x = 15y + 40
• y = 40x + 15
• y = 40 - 15x