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Algebra
Question

( \( 1 \) point) A person is ordered by doctor to ...

\( 1 \) point) A person is ordered by doctor to take \( 19 \) units of vitamin A, \( 13 \) units of vitamin D, and \( 13 \) units of vitamin E each day. There are three brands of vitamin supplement available: brand X contains 2, 1, and \( 2 \) units, brand Y contains 3, 2, and \( 2 \) units and brand Z contains 4, 4, and \( 1 \) units of vitamin A, D, and E, respectively. How many pills of each brand will provide the required amounts of vitamin? pills of brand Z. 

Answer

\(3,3,1\)

Solution
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