Writing Linear Eq.
Slope Formula
Parallel
Perpendicular
Point Slope Form
100
What is the slope and the y-int y = 2x + 8
slope = 2 and y-int = 8
100
What is the Slope Formula?
m = (y2 - y1) / (x2 - x1) or m= (y1 - y2) / (x1 - x2)
100
Parallel lines have
the same slope
100
Perpendicular Lines have a ...
Negative Recipricol Slope
100
What is the point slope form?
y - y1 = m (x - x1)
200
y = -x - 2 What is the Slope and y-int?
Slope = -1 and y-int = -2
200

Write the equation of a line that passes through the points (0,0) and (6,3) in slope-intercept form?

y = (1/2)x

200
What is the slope of the line parallel to y = 3x - 4
m = 3
200
What is the slope of the line perp. to y = 2x + 1
m = -1/2
200

Write the linear equation in point slope form given the slope = -2 and the point (-6, -8).

y + 8 = -2(x + 6)

300
y = x What is the Slope and y-int?
Slope = 1 and y-int = 0
300

Write the equation of the line that passes through (1,1) and (4,5) in standard form?

4x  - 3y =1

300
What is the slope of the line parallel to y = x + 2
m = 1
300
What is the slope of the line perp. to y = 1/3x + 10
m = -3
300

Write the linear equation in point slope form given the slope = 7 and the point (6, 8).

y - 8 = 7(x - 6)

400
Find the slope that goes through the point (4, 1) and (6,7).
m = 3
400

Write the equation of a line that passes through (-1,-1) and (1,3) in slope-intercept form?

y = 2x + 1

400

Write the equation of the line that is parallel to y -3x = 5 and passes through the (1, 1) in slope-intercept form and standard form.

y = 3x - 2


3x - y = 2

400
What is the slope of the line perp. to y = x
m = -1
400
Write the linear equation in point slope form given the slope = 2 and the point (9, -5).
y + 5 = 2(x - 9)
500
Write in slope intercept form given (0,3) and (1,4)
y = 1x + 3
500

Find the slope of the line that passes through (1,5) and (3,5) in standard form.

y = 5

500
What is the slope of a line parallel to a horizontal line?
m = 0
500
Given the line that goes through (1,2) and (2,4) find the slope of the line perp. to it.
m = -1/2
500
Write the linear equation in point slope form given the slope = 1 and the point (10, 0). SIMPLIFY
y = x - 10
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