document.write( "Question 351745: A stero cost $677.25 after 7.5% sales tax. Find the price before tax. \r
\n" ); document.write( "\n" ); document.write( "I'm having issues with converting the sales tax to a decimal so that I can divide it into the total cost in order to find the price before taxes were applied in the form of a operational formula.
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Algebra.Com's Answer #251383 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
X+.075X=677.25
\n" ); document.write( "1.075X=677.25
\n" ); document.write( "X=677.25/1.075
\n" ); document.write( "X=$630.00 COST OF THE STERO BEFORE TAXES.
\n" ); document.write( "PROOF:
\n" ); document.write( "630.00+.075*630.00=677.25
\n" ); document.write( "630.00+47.25=677.25
\n" ); document.write( "677.25=677.25
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