Respuesta :

The answer is C) 18.

For this case we have the following equation:

x: Represents the unknown value

[tex]\frac {9} {11} = \frac {x} {22}[/tex]

We clear the variable "x":

We multiply by 22 on both sides:

[tex]x = \frac {9 * 22} {11}\\x = \frac {198} {11}\\x = 18[/tex]

Thus, the unknown value is 18.

Answer:

Option C

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