Final answer:
The expression for the given phrase is x + 12.
Step-by-step explanation:
The expression for the phrase '11/11 times the quantity of x plus 12' can be written as (11/11) * (x + 12). Simplifying further, this can be written as x + 12. Since 11/11 is equal to 1, multiplying any term by 1 does not change its value.
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