Slope

Slope

Y-intercept

Vocabulary

Word Problems

Linear Functions

100

Find the slope of (5,4)(6,7)

What is 3?

100

find the y-intercept from (1,2) m=2

What is b=0?

100

The initial value of a linear function

What is Y-intercept

100

Ismael started the day with an irrigation pipe of 120 feet long. He used the equation L=15s+20 to determine the total length of the pipe as new sections of pipe, s. were welded on to the end.
What is the slope of the line?
What does the slope represent in the context of the problem?

What is 15 feet for each section of pipe?

100

Find the equation of the line (2,4) m=2

What is y=2x

200

What is the slope of (2,6) (1,8)

What is -2?

200

Find the y-intercept from (2,5) m=3

What is b=-1?

200

How steep a linear function is.

What is slope?

200

Ricardo is draining his pool for the winter. There are 240 gallons in the pool and it is decreasing at a rate of 20 gallons per hours.
Write an equation to represent the relationship between the amount of water in the pool, y, and the number of hours the pool has been draining, x.

What is y=240-20x?

200

Find the equation of the line (4,2) m=5

What is y=5x-6?

300

Find the slope from the following points: (2,4) (3,6)(4,8)(5,10)?

What is 2?

300

Find the y-intercept (-2,5) m=-3

What is b=-1?

300

The equation of this type of function has an exponent of 2

What is a quadratic function?

300

Steven is learning to scuba dive. The equation D=20L+15 represents the depth he cna dive in feet, D, based on the number of lessons he has had, L.
How deep can Steven dive after he takes 13 lessons?

What is 275 feet?

300

Find the equation of the line (-2,1) m=-4

What is y=-4x-7?

400

Find the slope (-4,-8) (1,3)

What is 11/5?

400

Find the y-intercept (2,3)(3,4)(4,5)(5,6)

What is b=1

400

y=mx+b is the format for a linear equation.

What is slope intercept form?

400

David works at the T-shirt shack selling tees. The equation y=15x-520 represents the profit that the T-shirt Shack makes for each t-shirt sold, where y is the total profit and x is the number of t-shirts sold.
How many t-shirts does the T-shrit Shack need to sell to make a profit of $140?

What is 44 t-shirts?

400

Find the equation of the line from the following points (2,1)(3,2)(4,3)(5,4)

What is y=x-1?

500

Find the slope (2.5,.5)(6,3)

What is 2.5/3.5?

500

Find the y-intercept (-4,6) (-2,5)

What is b=-1/2

500

A function that increases and decreases and may have a curve

What is a non-linear function?

500

Alex paints faces at kids' birthday parties to earn extra money. The equation M=2.50f+12 represents the relationship between the money she makes, M, and the number of faces she paints, f.
Alex wants to buy a new pair of Uggs that cost $119.50. How many faces does she need to paint?

What is 43 faces?

500

Find the equation from the following points (-2,5)(0,3)(2,1)

What is y=x+3?

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