document.write( "Question 196977This question is from textbook Algebra & Trigonometry
\n" ); document.write( ": If w is jointly proportional to u and v, and w=24 when u=0.8 and v=5, for what value of u will w=18 when v=2? \n" ); document.write( "

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\n" ); document.write( "\n" ); document.write( "w jointly proportional to u and v means:\r
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\n" ); document.write( "\n" ); document.write( "Substitute the given values:\r
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\n" ); document.write( "\n" ); document.write( "Now solve for the value of k\r
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\n" ); document.write( "\n" ); document.write( "Once you have a value for k, substitute that value and the given values for w and v to solve for u.\r
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