document.write( "Question 1128596: 1. define the variables used in the situation
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\n" ); document.write( "\n" ); document.write( "A parking lot has a surface of 720 m^2. Each car occupies an area of 6m^2 and each bus occupies an area of 18m^2
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Algebra.Com's Answer #745207 by MathLover1(20855)\"\" \"About 
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A parking lot has a surface of 720 m^2.
\n" ); document.write( "\"A=720m%5E2\"
\n" ); document.write( "Each car occupies an area of \"6m%5E2\" and each bus occupies an area of \"18m%5E2+\"\r
\n" ); document.write( "\n" ); document.write( "if number of cars occupies an area is \"x\", and number of buses occupies an area is \"y\", we have\r
\n" ); document.write( "\n" ); document.write( "\"6x%2B18y%3C=720\"...simplify\r
\n" ); document.write( "\n" ); document.write( "\"x%2B3y%3C=120\"\r
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\n" ); document.write( "\n" ); document.write( "\"+graph%28+600%2C+600%2C+-100%2C+100%2C+-100%2C+100%2C+6x%2B18y%3C=720%29+\"
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