Respuesta :

altavistard
First, simplify the given expression:  combine 1 and 9 to get 10.
Then the problem reduces to 1/3 + 1/4 + 10.

The LCD of these two fractions is 12, and so, after conversion to LCD 12, we get

4+3
----- + 10 => 10 7/12, or 127/12
 12

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