document.write( "Question 902543: A car travels for a total of 10 hours. The car averages 60 mph for x hours and averages 70 mph for the rest of the time. Express the total distance traveled by the car in terms of x. \n" ); document.write( "
Algebra.Com's Answer #547303 by josgarithmetic(39625)\"\" \"About 
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_______________speed_______time______distance
\n" ); document.write( "_______________60___________x_________d
\n" ); document.write( "_______________70__________(___)______d
\n" ); document.write( "TOTAL______________________10________2d\r
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\n" ); document.write( "\n" ); document.write( "Calculate the missing time.\r
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\n" ); document.write( "\n" ); document.write( "_______________speed_______time______distance
\n" ); document.write( "_______________60___________x_________60x
\n" ); document.write( "_______________70__________10-x______70(10-x)
\n" ); document.write( "TOTAL______________________10________d\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "The equation to find from the tabulated information is \"d=60x%2B70%2810-x%29\"
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\n" ); document.write( "\"d=60x%2B700-70x\"
\n" ); document.write( "\"highlight%28d=700-10x%29\"
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