Absolute Value Review

Evaluate each expression.

| x + 9 | = -5

• -14

• -4

• -14, -4

• no solution

| x – 3 |= 0

• 3

• -3

• -3, 3

• no solution

∣ 2x + 9 ∣ = 15

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

Tags

CCSS.6.NS.C.7C

Solve |2x –3| + 5 =10.

• -1, 1
• -1, 4
• -1, -4
• 1, 4

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

• 4, -4

• 9, -9

• 5, -9

• 13, -1

|−2n| + 10 = −50

• 30, -30

• 20,-20

• -5,5

• No Solution

Solve | 3x - 6 | - 9 = -3

• No Solution

• x = 0 or x = 4

• x = 2 or x = -2

• x = -4 or x = 4

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

−2|−2r − 4| = -12

• 5,1

• -5,1

• -5

• No Solution

Solve the absolute value equation.

• 7

• -7, 7

• 0, 7

• No Solution

• 37/4

• 20/3, -7

• 5, -61/9

• 37/4, -9