document.write( "Question 1059054: I am lost can you help me with this problem?\r
\n" ); document.write( "\n" ); document.write( "Z varies directly as x and inversely as y. If z=123 when x=6 and y=6, find z if x=7 and y=8. \n" ); document.write( "

Algebra.Com's Answer #674149 by josmiceli(19441) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"+z+=+k%5B1%5D%2Ax+\"$
\n" ); document.write( " $\"+z+=+k%5B2%5D%2A%281%2Fy%29+\"$
\n" ); document.write( "---------------------
\n" ); document.write( " $\"+k%5B1%5D+\"$ and $\"+k%5B2%5D+\"$ are constants
\n" ); document.write( "of proportionality
\n" ); document.write( "---------------------
\n" ); document.write( "given:
\n" ); document.write( " $\"+123+=+k%5B1%5D%2A6+\"$
\n" ); document.write( " $\"+k%5B1%5D+=+20.5+\"$
\n" ); document.write( "and
\n" ); document.write( " $\"+123+=+k%5B2%5D%2A%281%2F6%29+\"$
\n" ); document.write( " $\"+k%5B2%5D+=+738+\"$
\n" ); document.write( "-----------------------
\n" ); document.write( " $\"+x=7+\"$
\n" ); document.write( " $\"+z+=+k%5B1%5D%2A7+\"$
\n" ); document.write( " $\"+z+=+20.5%2A7+\"$
\n" ); document.write( " $\"+z+=+143.5+\"$
\n" ); document.write( "----------------------
\n" ); document.write( " $\"+y+=+8+\"$
\n" ); document.write( " $\"+z+=+k%5B2%5D%2A%281%2F8%29+\"$
\n" ); document.write( " $\"+z+=+738%2A%281%2F8%29+\"$
\n" ); document.write( " $\"+z+=+92.25+\"$
\n" ); document.write( "----------------------
\n" ); document.write( " \n" ); document.write( "

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