document.write( "Question 267091: If you drove to Austin at 70 miles per hour and returned at 50 miles per hour. What is the distance driven to Austin if total driving time was 7.2 hours?\r
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\n" ); document.write( "\n" ); document.write( "I've tried;\r
\n" ); document.write( "\n" ); document.write( "D (distance)=R (rate/MPH)*T (time)\r
\n" ); document.write( "\n" ); document.write( "D=R*T
\n" ); document.write( "D=70+50*7.2
\n" ); document.write( "D=864
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Algebra.Com's Answer #196122 by scott8148(6628)\"\" \"About 
You can put this solution on YOUR website!
T = D / R\r
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\n" ); document.write( "\n" ); document.write( "7.2 = (d / 70) + (d / 50)\r
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\n" ); document.write( "\n" ); document.write( "7.2 (350) = 5d + 7d\r
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\n" ); document.write( "\n" ); document.write( "2520 = 12d\r
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\n" ); document.write( "\n" ); document.write( "210 = d
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