Izzyyyyysysyah Izzyyyyysysyah

03-10-2019
Mathematics

contestada

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

Respuesta :

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

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

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