Definitions
Slope
y-intercept
Linear Equations
Functions
100
A relationship in which there is a constant rate of change between two variables.
What is a linear relationship?
100
The variable for slope in this equation: y = mx + b
What is m?
100

The variable that represents y-intercept in the equation y = mx + b.

What is b?

100

The slope-intercept equation.

What is y = mx + b?

100

Any set of ordered pairs.

What is a relation?

200
The steepness of a line. The ratio of the vertical change to the horizontal change between any two points on the line.
What is slope?
200
The slope of the line that fits this statement: A ride in a cab costs $0.40 plus $0.15 per mile.
What is $0.15?
200

The y-intercept in the situation: a ride in a cab costs $0.40 plus $0.15 per mile.

What is $0.40?

200

The equation for:  A company charges $6.50 for each sweatshirt and a flat fee of $3.99 for shipping.

What is y=6.50x+3.99

200
A relation where each input has exactly one output.

What is a function?

300
The point where a graph crosses the y-axis.
What is y-intercept?
300

The slope of a line that passes through these points: (-4,6) and (-4,2)

What is undefined?

300

The value of x at the y-intercept in the equation: y = 5x - 7.

What is 0. (0, -7)

300

The equation for a line that passes through the points (4, 19) and (9, 24).

What is y=x+15?

300

(-2, 2), (-7, 1), (-3, 9), (3, 4), (-9, 5), (-6, 8)

What is a function?

400
The vertical change between two points on a graph.
What is the rise?
400
The slope of a line that passes through these points: (9,6) and (7,2)
What is 2?
400

The y-intercept of a line that passes through the points: (1,6) and (5,14)

What is 4?

400

The linear equation for:  A food festival charges for admission and for each sample of food.  Admission and 3 samples cost $5.75.  Admission and 6 samples cost $8.75.

What is y=x+2.75?

400

The test used on a graph to determine if it is a function.

What is the vertical line test?

500
A number that is multiplied by a variable in an equation or expression.
What is coefficient? (also accepted: rate or slope)
500

The slope of the through the points (-2, -5) and (-5, -5)

What is 0?

500

The y-intercept of a line that passes through the points: (-4,-2) and (-3,2).

What is 14?

500

The equation of a line that contains the points (2,13) and (6,33).

What is y=5x + 3?

500

(2, 4), (5, 10), (4, 8), (2, 6)

What is Not a Function?

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