CHS Lesson 3-B Practice 2017

Which absolute value equation corresponds to this graph?

• | x + 4 | = 1 
• | x - 4 | = 1
• | x + 4 | = -1
• | x - 4 | = -1

Write an absolute value inequality for the graph shown.

• A
• B
• C
• D

Solve.
|m-2| < 8

• {m | -6 > m < 10}
• {m | -6 > m >10}
• {m |-6 < m < 10}
• {m | m < 10}

Solve.  
| a+8 | ≥ 17
A)  {a | a ≥ 9 or a ≤ -25}
B)  {a | -9 < a ≤ 10}
C)  {a | a < -2 or a ≥ 1}
D)  { a | -2 < a ≤ 1}

• A
• B
• C
• D

Solve:
∣ 2x + 9 ∣ = 15

• x = 3 
• x = 3
  x = -6
• x = 3
  x = -12
• x = 6
  x = -12

Solve:
| x + 9 | < -9

• no solution
• all real numbers
• x = 0, -18
• x = 18, 0

Solve:
|2g + 3|  > -7

• -14
• -4
• all real numbers
• no solution

Solve:
|2x-3|=5

• x=4
• x=4 and x=-4
• x=4 and x=-1
• x=14