Interpret Slope and Y Intercept

State the slope, y-intercept, and equation in slope-intercept form:

m: ​ (a)  

b: ​ (b)  

equation: ​ (c)  

• 7
• -2

State the slope, y-intercept, and equation in slope-intercept form:

What does 'b' represent in y=mx+b?

• y-intercept

• macaroni

• nothing

• slope

In the equation y = 4.5x - 1, what is the meaning of the number -1?

• The initial value before any actions are taken

• The cost per unit of x

• The total value after x actions

• The decrease in value per unit of x

The graph represents the money in a savings account.  What is the meaning of the y-intercept?

• The initial deposit was $30

• $30 is added to the account each week

• It took 30 weeks to same enough money to open an account

• not enough information

The graph represents the height of a burning candle.  What is the meaning of the y-intercept?

• the time it takes to burn the entire candle

• the rate at which the candle is losing height

• the change in the height of the candle each hour

• the original height of the candle

What is the slope of the line containing the points shown?

• 4

• -4

Which letter in the equation below represents the slope?

y=mx+b

• y

• m

• x

• b

Which of the following is the slope of the linear function shown?

• 2

• -2

What is the slope?

• $2/1 mile drive

• $1/2 miles driven

• 2 miles driven/$1 

• 1 mile driven/$2