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Writing Linear Equations in Slope-Intercept Form
Writing Linear Equations Given the Slope and a Point
Writing Linear Equations Given Two Points
Fitting a Line to Data
Formulas
100

The slope of the line given by y  = 2x + 3

What is 2?

100

The x-coordinate of a point where a graph crosses the y-axis

What is a y-intercept?

100

Find the slope of the line that passes through (-3, -2), (-3, 2)

What is undefined

100
The line that best fits a set of data points
What is the best-fitting line?
100
y-y1=m(x-x1)
What is the equation for point-slope form?
200

The y-intercept for the line given by y = 7x - 9

What is -9

200

Write an equation of the line that passes through the given point and is parallel to the graph of the given equation. (2, -1); y = 5x - 2 (slope-intercept form)

What is y = 5x - 11

200
y2-y1 over x2-x1
What is the method of finding the slope of a line?
200

The buttons we click to ENTER data into the calculator

Stat -> EDIT

200

y = mx + b

What is slope-intercept form?

300

This represents the rate of change of a quantity

What is m (or slope)?

300

Determine whether the graphs of the two equations are parallel, perpendicular, or neither. y = 6x + 2

 18x - 3y = 15

What is parallel

300

Write the equation of the line that goes through (0, 0), (3, 3) in POINT SLOPE FORM

y-3 = 1(x - 3)

300
When the points on a scatter plot can be approximated by a line with a positive slope
What is a positive correlation?
300

Ax +By = C

What is standard form?

400

This is the initial amount of a quantity

What is b?

400

Write an equation of the line that passes through the given point and is PERPENDICULAR to the graph of the given equation. (in slope-intercept form) (0, -5); y = 9x

What is y = -1/9 x - 5?

400

Write the equation (slope-intercept form) of the line that passes through (-1, 2), (0, 5) 

y = 3x + 5

400

The regression we use to find the line of best fit

What is 4. LinReg (ax + b)

400

y2-y1/x2-x1

What is the slope formula?

500

The first step in converting from point-slope to slope-intercept form

What is distributing the "m" OR adding the y1?

500
A method of estimating the coordinates of a point that lies to the right or left of all of the given data points
What is linear interpolation?
500

Write the equation in STANDARD FORM that goes through the points (2,2), (3,1)

x+y = 4

500

The value that represents rate of change from the linear regression

What is the 'a' value?

500

The formula your calculator uses for linear regressions

What is y = ax + b?