Equations Of Lines Worksheet With Answer Key Page 2

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Example 3 (Optional): Find an equation for the line passing through (-3, 4) and m = 2 using the
Point-Slope Method
Slope-Intercept Method
Example 4: Graph each of the following equations.
1
1
(a)
3 +
2
and
2
(b)
2
and
3 −
2
S teps :
y
= x
y
= x
+
y
=
x
y
=
x
3
3
y
y
7
7
1. Plot the
6
6
y-intercept.
5
5
4
4
3
3
2. Use the slope
2
2
rise
1
1
x
m
=
x
−7
−6
−5
−4
−3
−2
−1
1
2
3
4
5
6
7
8
−7
−6
−5
−4
−3
−2
−1
1
2
3
4
5
6
7
8
run
−1
−1
nd
to find a 2
−2
−2
−3
−3
point.
−4
−4
−5
−5
−6
3. Draw a line
−6
−7
−7
through the
−8
−8
points.
2
(c)
(
)
=
1
(d)
=
4
and
=
6
f
x
x
x
y
5
Horizontal
y
y
7
7
Line Equations :
6
6
5
5
4
4
3
3
2
2
1
1
x
x
−7
−6
−5
−4
−3
−2
−1
1
2
3
4
5
6
7
8
−7
−6
−5
−4
−3
−2
−1
1
2
3
4
5
6
7
8
−1
−1
Vertical
−2
−2
Line Equations:
−3
−3
−4
−4
−5
−5
−6
−6
−7
−7
−8
−8
Page 2 (Section 2.3)

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