document.write( "Question 574583: a sofa is on sale for 64 % off \r
\n" ); document.write( "\n" ); document.write( "the sale price is $316.80\r
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Algebra.Com's Answer #369141 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
Let x = regular price\r
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\n" ); document.write( "\n" ); document.write( "The equation is then \r
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\n" ); document.write( "\n" ); document.write( "x - 0.64x = 316.8\r
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\n" ); document.write( "\n" ); document.write( "Now solve for x\r
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\n" ); document.write( "\n" ); document.write( "x - 0.64x = 316.8\r
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\n" ); document.write( "\n" ); document.write( "0.36x = 316.8\r
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\n" ); document.write( "\n" ); document.write( "x = 316.8/0.36\r
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\n" ); document.write( "\n" ); document.write( "x = 880\r
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\n" ); document.write( "\n" ); document.write( "So the regular price is $880
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