document.write( "Question 632304: The cost of an item is given by the formula c= p+t where p is the price and t is the sales tax. Find the tax paid on an item that was priced at $37.40 and cost $39.69 \n" ); document.write( "
Algebra.Com's Answer #398200 by Maths68(1474)\"\" \"About 
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\n" ); document.write( "Cost=c=39.69
\n" ); document.write( "Price=p=37.40
\n" ); document.write( "Tax=t=?\r
\n" ); document.write( "\n" ); document.write( "c= p+t
\n" ); document.write( "39.69=37.40+t
\n" ); document.write( "39.69-37.40=t
\n" ); document.write( "2.29=t
\n" ); document.write( "t=2.29\r
\n" ); document.write( "\n" ); document.write( "Tax=t=$2.29\r
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