document.write( "Question 234412: In 2006, the # of Americans who were members of a health club was 42.7 million. This was an increase of 106% from th enumber of health club members in 1990. How many Americans were Health club members in 1990? Percentages are lost on me! \n" ); document.write( "

Algebra.Com's Answer #172980 by ankor@dixie-net.com(22740) $\"\"$ $\"About$

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In 2006, the # of Americans who were members of a health club was 42.7 million.
\n" ); document.write( " This was an increase of 106% from th enumber of health club members in 1990.
\n" ); document.write( " How many Americans were Health club members in 1990?
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\n" ); document.write( "The decimal equiv of 106% = 1.06
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\n" ); document.write( "Let x = no. in 1990
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\n" ); document.write( "original amt + the 106% increase = 42.7 million
\n" ); document.write( "x + 1.06x = 42.7
\n" ); document.write( "2.06x = 42.7
\n" ); document.write( "Divide both sides by 2.06
\n" ); document.write( "x = $\"42.7%2F2.06\"$
\n" ); document.write( "x = 20.7 million in 1990
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