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The recommended daily intake​ (RDI) of a nutritional supplement for a certain age group is 1500 ​mg/day. Actually, supplement needs vary from person to person. Write an absolute value inequality to express the RDI plus or minus 100 mg and solve it.

User Tawania
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Answer: your answer would be |x-1500| less than or equal to 100

Explanation:

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User Rapheal
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