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What is 11 < x + 7? The "x" is a variable! plz show work!

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11 \ \textless \ x + 7 \\ \\ 11 - 7 \ \textless \ x \ / \ subtract \ 7 \ from \ each \ side \\ \\ 4 \ \textless \ x \ / \ simplify \\ \\ x \ \textgreater \ 4 \ / \ switch \ sides \\ \\

Answer: x > 4
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