Functions Slope Proportional

What is the algebraic equation for this table?

• y = 480x

• x = y/480

• x + 480 = y

• 480 - x = y

On a field trip, there are 3 adults for every 45 students. Which graph models a relationship with the same unit rate?

• A

• B

• C

• D

Which equation best represents c, the number of dollars Mr. Leornard should be charged for driving m in miles?

• y=.10x+30

• y=30x+.10

• y=5x+30.50

• y=31x+50

Find the slope of the line.

What is the slope of the line shown? What is the equation of the line shown? What is the meaning of the slope in the context of this problem?

• Slope: 1.2

  Equation: y = 1.2x

  1.2 miles per hour

• Slope: 6

  Equation: y = 6x

  6 miles per hour

• Slope: 12

  Equation: y = 12x

  12 miles per hour

What is the slope of the line shown? What is the equation of the line shown? What is the meaning of the slope in the context of this problem?

• Slope: 1.2

  Equation: y = 1.2x

  1.2 miles per hour

• Slope: 6

  Equation: y = 6x

  6 miles per hour

• Slope: 12

  Equation: y = 12x

  12 miles per hour

• 2

Find the slope of the line.

• Undefined

• 0

• 1

• -1

Create a proportional graph that goes through the origin and has a slope of 4.