Izzyyyyysysyah
Izzyyyyysysyah Izzyyyyysysyah
  • 03-10-2019
  • Mathematics
contestada

|-2x+8|=20
(Absolute value equation)

Respuesta :

kevinw0928
kevinw0928 kevinw0928
  • 03-10-2019

Answer:

x= -6 or 14

Step-by-step explanation:

|-2x+8|=20 means

either -2x+8 = 20 or -2x+8 = -20

Therefore, we have 2 possible x

  1. -2x+8=20, -2x = 12, x = -6
  2. -2x+8=-20, -2x = -28, x = 14
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