Lesson 4 Intercept Form
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7 – L
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ESSON
QUATION OF A
INE IN
LOPE
NTERCEPT
ORM
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ORDINATE
EOMETRY
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Name:____________ Block: _____ Date: _______
Warm up! Graph the following lines, given the slope and the y-intercept.
Graph #1: y-intercept = -2
Slope =
Graph #2: y-intercept = 4
Slope =
Equation of a Line in Slope-Intercept Form
Example: Write an equation in slope-intercept form for
each of the two lines graphed above.
Graph #1:
Graph #2:
where
= slope and = -intercept
Try it! Write the equation for the line with the given slope and y-intercept.
1. Slope = -2 y-intercept = 6
2. Slope = ¾ y-intercept = -5
Graph it! Graph the following lines given in slope-intercept form.
1.
2.
3.
Page 1
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