absolute vale

3|−8x| + 8 = 80

• x= -7/3 and x= 7/3

• x= -3 and x= 3

• x=11/3 and x= -11/3

• No Solution

3|−8x| + 8 = 80

• x= -7/3 and x= 7/3

• x= -3 and x= 3

• x=11/3 and x= -11/3

• No Solution

|−4 + 5x| = 16

• x= 16/5 and x= 12/5

• x= 4 and x= -5

• x= -12/5 and x= 4

• x= 4

∣ 2x + 9 ∣ = 15

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

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

|5 - 5x|+ 1 < 36

• no solution

• (-6, ∞) and (8, ∞)

• (6, -8)

• (-6, 8)

|-x - 10|+ 4 < -8

• no solution

• (2, ∞) or ( -∞, -22)

• (-22, 2)

• all real numbers

|x - 10|- 7 > -23

• no solution

• (-6, 26)

• (-∞, -6) or (26, ∞)

• all real numbers

5 + |3x| > 20

• (-∞, -5) or (5, ∞)

• (-∞, -5] or [5, ∞)

• (-5, ∞) or (-∞, 5)

• all real numbers

• no solution

• (-1/6, ∞) or (-∞, -5/6)

• (1/2, ∞) or (-∞, -3/2)

• all real numbers

-9|-7x+3| > -27

• all real numbers

• no solution

• (0, 6/7)

• [0, 6/7]