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Grade 8 Algebra: Writing Equations of Lines
Name: ______________________
Date: ____________
Score: ____ / 8
Level 3
From two points
Directions: Write the equation of each line in the form
y
=
m
x
+
b
{y = mx + b}
y
=
m
x
+
b
.
1.
(
0
,
1
)
and
(
2
,
7
)
(0, 1) \text{ and } (2, 7)
(
0
,
1
)
and
(
2
,
7
)
2.
(
1
,
3
)
and
(
3
,
7
)
(1, 3) \text{ and } (3, 7)
(
1
,
3
)
and
(
3
,
7
)
3.
(
2
,
5
)
and
(
4
,
1
)
(2, 5) \text{ and } (4, 1)
(
2
,
5
)
and
(
4
,
1
)
4.
(
−
1
,
−
4
)
and
(
2
,
5
)
(-1, -4) \text{ and } (2, 5)
(
−
1
,
−
4
)
and
(
2
,
5
)
5.
(
3
,
2
)
and
(
6
,
4
)
(3, 2) \text{ and } (6, 4)
(
3
,
2
)
and
(
6
,
4
)
6.
(
−
2
,
6
)
and
(
2
,
4
)
(-2, 6) \text{ and } (2, 4)
(
−
2
,
6
)
and
(
2
,
4
)
7.
(
1
,
−
1
)
and
(
5
,
−
1
)
(1, -1) \text{ and } (5, -1)
(
1
,
−
1
)
and
(
5
,
−
1
)
8.
(
−
3
,
−
5
)
and
(
1
,
3
)
(-3, -5) \text{ and } (1, 3)
(
−
3
,
−
5
)
and
(
1
,
3
)
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