document.write( "Question 877589: A car travels 180 miles on 12 gallons of gas. How many gallons will it need to travel 240 miles ?
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Algebra.Com's Answer #529416 by jim_thompson5910(35256)\"\" \"About 
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(180 miles)/(12 gallons) = (240 miles)/(x gallons)\r
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\n" ); document.write( "\n" ); document.write( "180/12 = 240/x\r
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\n" ); document.write( "\n" ); document.write( "180x = 12*240\r
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\n" ); document.write( "\n" ); document.write( "180x = 2880\r
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\n" ); document.write( "\n" ); document.write( "x = 2880/180\r
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\n" ); document.write( "\n" ); document.write( "x = 16\r
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\n" ); document.write( "\n" ); document.write( "You need 16 gallons of gas to go 240 miles.
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