Writing Equations In Slope-Intercept Form Worksheet - Chapter 4 Page 5

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Exercises
4.6
Help with Homework
1.
PRECISION
Explain how to fi nd the slope of a line given the intercepts of the line.
2.
WRITING
Explain how to write an equation of a line using its graph.
Write an equation that represents each side of the fi gure.
y
y
3.
4.
6
4
5
4
2
3
1
2
4
2
1
1
2
3
4
x
1
2
2
1
2
4
5
6
x
2
4
Write an equation of the line in slope-intercept form.
1
1
5.
6.
7.
y
y
y
6
6
4
( 3, 6)
5
5
3
4
2
( 1, 3)
(0, 4)
(4, 2)
3
3
(0, 1)
2
2
1
1
2
3
4
5
x
1
1
(0, 0)
2
3
2
1
1
2
x
5
4
3
2
1
1 x
8.
9.
10.
y
y
y
3
1
4
( 2, 4)
2
3
(0, 1)
1
1
2
3
4
5
x
2
1
2
1
1
1
2
4
5
x
(3,
2)
1
(4,
1)
(0,
3)
4
3
2
1
1
2
x
2
4
1
(0,
1)
3
5
2
11.
ERROR ANALYSIS
Describe and correct the error
1
y =
x + 4
in writing an equation of the line.
2
y
12.
BOA
A boa constrictor is
2
18 inches long at birth and
1
(4, 0)
grows 8 inches per year.
1
1
2
4
5
x
1
Write an equation that
represents the length y
(0,
2)
3
(in feet) of a boa constrictor
4
that is x years old.
182
Chapter 4
Graphing and Writing Linear Equations

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