document.write( "Question 292239: Here's a question from my homework I dont know how to solve, It says: Suppose that \"Y\" varies jointly with \"W\" and \"X\" and inversely with \"2\" and \"y=36\", when \"w=3\", \"x=18\" and \"z=6\". Write the equation that models the relationship. Then find when w=3, x=2, and z=4.\r
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Algebra.Com's Answer #211198 by ankor@dixie-net.com(22740)\"\" \"About 
You can put this solution on YOUR website!
Suppose that \"Y\" varies jointly with \"W\" and \"X\" and inversely with \"z\" and \"y=36\", when \"w=3\", \"x=18\" and \"z=6\". Write the equation that models the relationship. Then find when w=3, x=2, and z=4.
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\n" ); document.write( "y = \"%28kwx%29%2Fz\"
\n" ); document.write( ":
\n" ); document.write( "\"y=36\", when \"w=3\", \"x=18\" and \"z=6\".
\n" ); document.write( "Find k
\n" ); document.write( "\"%28k%2A3%2A18%29%2F6\" = 36
\n" ); document.write( ":
\n" ); document.write( "\"%2854k%29%2F6\" = 36
\n" ); document.write( ":
\n" ); document.write( "9k = 36
\n" ); document.write( "k = \"36%2F9\"
\n" ); document.write( "k = 4
\n" ); document.write( "then
\n" ); document.write( "y = \"%284wx%29%2Fz\"; is the equation
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\n" ); document.write( "Then find when w=3, x=2, and z=4.
\n" ); document.write( "y = \"%284wx%29%2Fz\"
\n" ); document.write( "y = \"%284%2A3%2A2%29%2F4\"
\n" ); document.write( "y = \"24%2F4\"
\n" ); document.write( "y = 6
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