document.write( "Question 41030: if y=7.2 when x=10, what is the value of x when y=20? (y varies inversely as the square of x.)
\n" ); document.write( "a)6
\n" ); document.write( "b)10
\n" ); document.write( "c)14.4
\n" ); document.write( "d)20
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Algebra.Com's Answer #26439 by Nate(3500)\"\" \"About 
You can put this solution on YOUR website!
\"yx%5E2+=+yx%5E2\"
\n" ); document.write( "\"%287.2%2910%5E2+=+20x%5E2\"
\n" ); document.write( "\"%287.2%295+=+x%5E2\"
\n" ); document.write( "\"36+=+x%5E2\"
\n" ); document.write( "\"6+=+x\"
\n" ); document.write( "
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