document.write( "Question 326561: Jack bought 3 items that cost $25 each, and 5 items that cost $40 each. What was the total cost, including 5% sales tax? \n" ); document.write( "
Algebra.Com's Answer #233841 by nyc_function(2741)\"\" \"About 
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3 * 25 = 75\r
\n" ); document.write( "\n" ); document.write( "5 * 40 = 200\r
\n" ); document.write( "\n" ); document.write( "Let t = total cost\r
\n" ); document.write( "\n" ); document.write( "t = 0.05(200 + 75) + 275\r
\n" ); document.write( "\n" ); document.write( "t = $288.75
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