document.write( "Question 78996: Problem:
\n" ); document.write( "find the constant of variation k
\n" ); document.write( "m varies directly with n; m = 144 when n = 8\r
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Algebra.Com's Answer #56747 by ankor@dixie-net.com(22740)\"\" \"About 
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m varies directly with n; m = 144 when n = 8
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\n" ); document.write( "m = n*k
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\n" ); document.write( "Substitute for m and n and find k:
\n" ); document.write( "144 = 8k
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\n" ); document.write( "k = 144/8
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\n" ); document.write( "k = 18
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\n" ); document.write( "Check:
\n" ); document.write( "m = 18n
\n" ); document.write( "m = 18 * 8
\n" ); document.write( "m = 144
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