ilovecutedogs
ilovecutedogs ilovecutedogs
  • 18-06-2021
  • Mathematics
contestada

[tex]\frac{x}{12} = \frac{3}{9} Use a proportion. Find missing value.[/tex]

Respuesta :

Corsaquix
Corsaquix Corsaquix
  • 18-06-2021

Answer:

[tex]x=4[/tex]

Step-by-step explanation:

Cross-multiply to simplify:

[tex]\frac{x}{12}=\frac{3}{9},\\9x=12\cdot 3,\\9x=36[/tex]

Divide both sides by 4 to isolate [tex]x[/tex]:

[tex]x=\frac{36}{9}=\boxed{4}[/tex]

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