document.write( "Question 110427: If y varies directly with x, and y = 72 when x = 6, find the constant of variation k. \n" ); document.write( "
Algebra.Com's Answer #80495 by jim_thompson5910(35256)\"\" \"About 
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Solved by pluggable solver: y varies directly as x----SOLVER TYPE!
Let k=constant of proportionality\r
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\n" ); document.write( "\n" ); document.write( "y=kx\r
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\n" ); document.write( "\n" ); document.write( "If y=72 when x=6,\r
\n" ); document.write( "\n" ); document.write( "\"72=%286%29%2Ak\"
\n" ); document.write( "\"k=+12\"\r
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