document.write( "Question 838875: How many ounces of pure apple juice must be added to 16 ounces of 25% apple juice to make a 40 % apple juice drink? \n" ); document.write( "

Algebra.Com's Answer #505392 by josmiceli(19441) $\"\"$ $\"About$

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Let $\"+x+\"$ = ounces of pure apple juice to be added
\n" ); document.write( " $\"+.25%2A16+=+4+\"$ ounces of pure apple juice in 25% mixture
\n" ); document.write( "---------------------
\n" ); document.write( " $\"+%28+4+%2B+x+%29+%2F+%28+16+%2B+x+%29+=+.4+\"$
\n" ); document.write( " $\"+4+%2B+x+=+.4%2A%28+16+%2B+x+%29+\"$
\n" ); document.write( " $\"+4+%2B+x+=+6.4+%2B+.4x+\"$
\n" ); document.write( " $\"+.6x+=+2.4+\"$
\n" ); document.write( " $\"+x+=+4+\"$
\n" ); document.write( "4 ounces of pure apple juice must be added
\n" ); document.write( "check:
\n" ); document.write( " $\"+%28+4+%2B+x+%29+%2F+%28+16+%2B+x+%29+=+.4+\"$
\n" ); document.write( " $\"+%28+4+%2B+4+%29+%2F+%28+16+%2B+4+%29+=+.4+\"$
\n" ); document.write( " $\"+8%2F20+=+.4+\"$
\n" ); document.write( " $\"+8+=+8+\"$
\n" ); document.write( "OK
\n" ); document.write( " \n" ); document.write( "

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