Respuesta :

konrad509

[tex]\dfrac{1}{3}+x=\dfrac{1}{12}\\\\\dfrac{4}{12}+x=\dfrac{1}{12}\\\\x=-\dfrac{3}{12}=-\dfrac{1}{4}[/tex]

altavistard

Answer:

1/4

Step-by-step explanation:

The LCD here is 12.  Subtract 1/3, or 4/12, from 7/12, to obtain the missing fraction.  7/12 - 4/12 = 3/12, or 1/4.  The missing fraction is 1/4.

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