Name _____________________________
Date ___________________
Linear Equations
Write an equation of the line that passes through the given two points.
1.
(
-8
,
5
), (
-4
,
-3
)
2.
(
-6
,
-5
), (
-2
,
-21
)
3.
(
4
,
2
), (
16
,
62
)
4.
(
2
,
8
), (
52
,
-182
)
5.
(
-39
,
-3
), (
5
,
30
)
6.
(
31
,
-10
), (
45
,
-31
)
7.
(
8
,
-3
), (
50
,
25
)
8.
(
4
,
8
), (
79
,
-142
)
9.
(
-19
,
13
), (
13
,
-99
)
10.
(
-7
,
2
), (
56
,
-61
)
11.
(
27
,
-15
), (
67
,
-199
)
12.
(
-1
,
0
), (
5
,
-30
)
13.
(
33
,
-19
), (
73
,
1
)
14.
(
11
,
-42
), (
121
,
486
)
15.
(
-19
,
42
), (
17
,
-54
)
16.
(
1
,
-1
), (
101
,
324
)
17.
(
1
,
5
), (
116
,
-202
)
18.
(
-8
,
-8
), (
16
,
-128
)
Answer Key
1
-1
2
y
-
11
2
= x
2x + y = -11
y =
-2
x
-
11
2
x =
-1
4
y
-
29
4
4x + y = -29
y =
-4
x
-
29
3
-3y = 54 - 15x
5x - y = 18
y =
5
x
-
18
4
117
=
15
2
y
+
57
2
x
19x + 5y = 78
y =
-19
5
x
+
78
5
5
-35
+
4
3
y
= x
3x - 4y = -105
y =
3
4
x
+
105
4
6
-3x = -73 + 2y
3x + 2y = 73
y =
-3
2
x
+
73
2
7
25
2
+
3
2
y
= x
2x - 3y = 25
y =
2
3
x
-
25
3
8
2x + y
2
=
8
2x + y = 16
y =
-2
x
+
16
9
6y = -321 - 21x
7x + 2y = -107
y =
-7
2
x
-
107
2
10
x = -5 - y
x + y = -5
y =
-
x
-
5
11
546
23
-
5
23
y
= x
23x + 5y = 546
y =
-23
5
x
+
546
5
12
-5
=
1
y
+
5
x
5x + y = -5
y =
-5
x
-
5
13
x =
71
+
2
y
x - 2y = 71
y =
1
2
x
-
71
2
14
-48x = -948 - 10y
24x - 5y = 474
y =
24
5
x
-
474
5
15
-6y = 52 + 16x
8x + 3y = -26
y =
-8
3
x
-
26
3
16
4
13
y
+
17
13
= x
13x - 4y = 17
y =
13
4
x
-
17
4
17
-15y = -102 + 27x
9x + 5y = 34
y =
-9
5
x
+
34
5
18
-15x = 144 + 3y
5x + y = -48
y =
-5
x
-
48