allie7471
allie7471 allie7471
  • 23-10-2020
  • Mathematics
contestada

does anyone know this ​

does anyone know this class=

Respuesta :

Space
Space Space
  • 23-10-2020

Answer:

x ≤ 9

Step-by-step explanation:

Step 1: Write inequality

x - 9 ≤ 2(9 - x)

Step 2: Solve for x

  1. Distribute 2: x - 9 ≤ 18 - 2x
  2. Add 2x on both sides: 3x - 9 ≤ 18
  3. Add 9 to both sides: 3x ≤ 27
  4. Divide both sides by 3: x ≤ 9

Here we see that any solution less than or equal to 9 would work.

Answer Link
manucpreis2005 manucpreis2005
  • 23-10-2020

Answer:

x ≤ 9

Step-by-step explanation:

x -9 ≤ 2(9 -x)    

x -9 ≤ 18 -2x

+2x         +2x

3x -9 ≤ 18

    +9    +9

3x  ≤ 27

[tex]\frac{3x}{3}[/tex] ≤ [tex]\frac{27}{3}[/tex]

x  ≤ 9

Answer Link

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