19arnolabil 19arnolabil
  • 18-04-2019
  • Mathematics
contestada

solve for x.
-23=3x+9-11x

Respuesta :

luisejr77
luisejr77 luisejr77
  • 18-04-2019

Answer: [tex]x=4[/tex]

Step-by-step explanation:

You need to solve for the variable x to find its value:

Add like terms:

[tex]-23=3x+9-11x\\-23=-8x+9[/tex]

Apply the Subtraction property of equality, subtract 9 from both sides of the equation:

[tex]-23-(9)=-8x+9-(9)\\\\-32=-8x[/tex]

Now, applying the Division property of equality, you can divide both sides of the equation by -8. Then you get:

[tex]\frac{-32}{-8}=\frac{-8x}{-8}\\\\x=4[/tex]

 

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