document.write( "Question 824518: If y is directly proportional to x and y=8 when x=10 what is the value of ywhen x=5
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Algebra.Com's Answer #496548 by TimothyLamb(4379)\"\" \"About 
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\n" ); document.write( "y = Kx
\n" ); document.write( "8 = K(10)
\n" ); document.write( "K = 8/10
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\n" ); document.write( "y = (8/10)x
\n" ); document.write( "x = 5
\n" ); document.write( "y = (8/10)5
\n" ); document.write( "y = 4
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