jessica101z jessica101z
  • 21-08-2020
  • Mathematics
contestada

how do i solve this absolute value equation
2|5x|= 10?

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 21-08-2020

Answer:

x=1    x = -1

Step-by-step explanation:

2|5x|= 10

Divide each side by 2

2/2|5x|= 10/2

|5x|= 5

Absolute values have 2 solutions, one positive and one negative

5x = 5      5x = -5

Divide each side by 5

5x/5 = 5/5      5x/5 = -5/5

x = 1                 x = -1

Answer Link
bekkarmahdi702
bekkarmahdi702 bekkarmahdi702
  • 21-08-2020

Answer:

Step-by-step explanation:

● 2|5x| = 10

● 2 × |5| ×x = 10

5 is positive so |5| = 5

● 2×5× |x| = 10

● 10×|x| = 10

● |x| = 10

● x = 1 or x = -1

Answer Link

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