Writing Inequalities From A Numberline Worksheet With Answer Key Page 15

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Writing Inequalities from a Numberline
Write an inequality to express the numberline.
A n s w e r s
Ex)
40
50
60
70
80
90
100
110
120
130
140
150
160
X ≥ 90
Ex.
X
1)
-220
-210
-200
-190
-180
-170
-160
-150
-140
-130
-120
-110
-100
X > -170
1.
X
X ≥ 180
2.
2)
130
140
150
160
170
180
190
200
210
220
230
240
250
X ≥ -6
X
3.
3)
-11
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
X < 140
4.
X
X ≥ 80
4)
5.
110
115
120
125
130
135
140
145
150
155
160
165
X ≥ -15
X
6.
5)
10
20
30
40
50
60
70
80
90
100
110
120
130
140
X > 2
7.
X
6)
X < 16
-22
-21
-20
-19
-18
-17
-16
-15
-14
-13
-12
-11
-10
-9
8.
X
X ≥ 125
9.
7)
-5
-4
-3
-2
-1
0
1
2
3
4
5
6
7
X < 145
X
10.
8)
9
10
11
12
13
14
15
16
17
18
19
20
21
X ≤ 15
11.
X
X ≤ -140
12.
9)
100
105
110
115
120
125
130
135
140
145
150
X
X > 7
13.
10)
110
115
120
125
130
135
140
145
150
155
160
165
170
X
11)
9
10
11
12
13
14
15
16
17
18
19
20
X
12)
-210
-200
-190
-180
-170
-160
-150
-140
-130
-120
-110
-100
-90
X
13)
2
3
4
5
6
7
8
9
10
11
12
13
X
1-10 92 85 77 69 62 54 46 38 31 23
Math
8
11-13 15 8
0

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