document.write( "Question 513385: If I buy something for $8.99, what would my total be at a 7% sales tax? \n" ); document.write( "
Algebra.Com's Answer #342981 by umail08(87)\"\" \"About 
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Total cost = cost of item + tax
\n" ); document.write( "Total cost = 8.99 + .07(8.99) … convert 7% = .07
\n" ); document.write( "Total cost = 8.99 + 0.63
\n" ); document.write( "Total cost = $9.62
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