document.write( "Question 1000744: Identify the system of equations used to solve the following problem. A laboratory employee is mixing a 10% saline solution with 4% saline solution. How much of each solution is needed to make 500 milliliters of a 6% solution? \n" ); document.write( "

Algebra.Com's Answer #618093 by fractalier(6550) $\"\"$ $\"About$

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The equation you need is (letting x equal the amount of 10% saline solution)
\n" ); document.write( "x(10%) + (500-x)(4%) = 500(6%) or
\n" ); document.write( "x(.1) + (500-x)(.04) = 500(.06) \n" ); document.write( "

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