document.write( "Question 757034: If a car traveled for 3 hours at r mph and increased the speed by 10 mph and traveled for 1 more hour hour, how far did the car travel? \n" ); document.write( "
Algebra.Com's Answer #460577 by tommyt3rd(5050)\"\" \"About 
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3 hours at r mph:
\n" ); document.write( "\"+d%5B1%5D=%28r%29%283%29\"\r
\n" ); document.write( "\n" ); document.write( "increased the speed by 10 mph and traveled for 1 more hour hour:
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\n" ); document.write( "\n" ); document.write( "total:\r
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\n" ); document.write( "\n" ); document.write( "\"%0D%0Ad=d%5B1%5D%2Bd%5B2%5D=3r%2Br%2B10=4r%2B10%0D%0A\"
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