document.write( "Question 349498: The driving school instructor has asked Lina to stay within 2 miles of the posted speed limit.The current road has a speed limit of 45mi/h.Write a compound inequality to show Lina's acceptable speeds s. \n" ); document.write( "
Algebra.Com's Answer #249789 by jim_thompson5910(35256)\"\" \"About 
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She can either drive 2 mph slower than the speed limit (ie at 45-2=43 mph) or 2 mph faster than the speed limit (ie at 45+2=47 mph)\r
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\n" ); document.write( "\n" ); document.write( "So if 's' is her speed limit, then she must travel greater than or equal to 43 mph, which means that \"s%3E=43\". In addition, she must travel at most 47 mph which also means that \"s%3C=47\"\r
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\n" ); document.write( "\n" ); document.write( "Combine the two inequalities to get \"43%3C=s%3C=47\"\r
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\n" ); document.write( "\n" ); document.write( "So the compound inequality is \"43%3C=s%3C=47\"\r
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\n" ); document.write( "\n" ); document.write( "If you need more help, email me at jim_thompson5910@hotmail.com\r
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