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Absolute Value Inequalities

Total questions: 14

Worksheet time: 52mins

Name
Class
Date
1.

Solve.

|x + 4| < 5

a)

x < -9 or x > 1

b)

-9 < x < 1

c)

x < 9 or x > -1

d)

-1 < x < 9

2.
Solve.
|y - 4| ≥ 8
a)
y ≤ -4 or y ≥ 12
b)
-4 ≤ y ≤ -12
c)
y ≤ 4 or y ≥ -12
d)
-12 ≤ x ≤ 4
3.
Solve.
|y - 1| ≤ 6
a)
-7 ≤ y ≤ 5
b)
y ≤ -7 or y ≥ 5
c)
-5 ≤ y ≤ 7
d)
y ≤ -5 or y ≥ 7
4.
Solve.
|3c - 4| < 12
a)
-2 2/3 < c < 5 1/3
b)
c < -5 1/3  or c > 2 2/3
c)
c < 5 1/3 or c > -2 2/3
d)
-5 1/3 < c < 2 2/3
5.
Solve.
|3c - 4| < 12
a)
-2 2/3 < c < 5 1/3
b)
c < -5 1/3  or c > 2 2/3
c)
c < 5 1/3 or c > -2 2/3
d)
-5 1/3 < c < 2 2/3
6.

Solve.

3|d - 4| ≥ 12

a)

d = -8 or d = 0

b)

no solution

c)

d ≥ 8 or d ≤ 0

d)

d = 40 or d = 32

7.

Solve.

|d + ⅔| + ¾ < 0

a)

no solution

b)

d > -9 and d < ½

c)

d > -¾ and d < 9

d)

d < -1/12 and d > -7/12

8.
Solve.
|5x + 7| < 22
a)
x < -5 ⅘ or x > 3
b)
-5 ⅘ < x < 3
c)
-3 < x < 5 ⅘
d)
x < -3 or x > 5 ⅘
9.

Solve.

|4v + 12| ≥ 6

a)

v ≤ -4.5 or v ≥ -1.5

b)

-4.5 ≤ v ≤ -1.4

c)

-1.5 ≤ v ≤ 4.5

d)

v ≤ -1.5 or v ≥ 4.5

10.

Solve.

3|2d + 9| + 13 > 10

a)

d > 5 or d < -1

b)

d < -4 or d > 5

c)

No Solution

d)

All real numbers

11.

Which interval notation is represented by the graph?

a)

(20, 10)\left(-20,\ -10\right)

b)

[20, 10]\left[-20,\ -10\right]

c)

(20, 10]\left(-20,\ -10\right]

d)

[20, 10)\left[-20,\ -10\right)

12.

Which interval notation is represented by the graph?

a)

 (16, 2)\left(-16,\ 2\right)  

b)


 [16, 4]\left[-16,\ 4\right] 

c)

 (,16)(2, )\left(-\infty,-16\right)\cup\left(2,\ \infty\right)  

d)

( ,16-\infty,-16 ] , [ 2,2,\infty  ) 

13.

Identify the absolute value inequality that would generate the given graph.

a)

 x+12>5\left|x+12\right|>5  

b)

 x+125\left|x+12\right|\ge5  

c)

 x+12<5\left|x+12\right|<5  

d)

 x+125\left|x+12\right|\le5  

14.

Identify each value that is a solution to the indicated inequality.  x20\left|x\right|-2\le0   

a)

 4-4   

b)

 2-2  

c)

 00  

d)

 11  

e)

 44