document.write( "Question 475913: driving 45 mph one covers 17 miles in how many seconds \n" ); document.write( "
Algebra.Com's Answer #326342 by algebrahouse.com(1659)\"\" \"About 
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1 hour is 60 minutes x 60 seconds = 3600 seconds\r
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\n" ); document.write( "\n" ); document.write( "45 mph is 45 miles in 3600 seconds\r
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\n" ); document.write( "\n" ); document.write( "45 miles / 3600 seconds = 17 miles / x seconds {set up a proportion}
\n" ); document.write( "45x = 17(3600) {cross-multiplied}
\n" ); document.write( "45x = 61,200 {multiplied 17 by 3600}
\n" ); document.write( "x = 1,360 {divided both sides by 45}\r
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\n" ); document.write( "\n" ); document.write( "1,360 seconds for 17 miles
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