document.write( "Question 1012654: Billy has 20 dollars. He bought 3 twelve packs of soda for z dollars each. Write an expression to represent the money Billy had left. \n" ); document.write( "
Algebra.Com's Answer #628679 by josgarithmetic(39630)\"\" \"About 
You can put this solution on YOUR website!
Literally follow the description exactly as written.\r
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\n" ); document.write( "\n" ); document.write( "\"3%2Apacks%2Az%2A%28dollars%2Fpack%29\"
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\n" ); document.write( "Twenty dollars held initially
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\n" ); document.write( "How much still held after purchase, \"20-3z\".
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