document.write( "Question 1203898: Benjamin & Associates, a real estate developer, recently built 210 condominiums in McCall, Idaho. The condos were either two-bedroom units or three-bedroom units. If the total number of bedrooms in the entire complex is 537, how many two-bedroom units are there? How many three-bedroom units are there? \n" ); document.write( "
Algebra.Com's Answer #839793 by MathLover1(20850)\"\" \"About 
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\r
\n" ); document.write( "\n" ); document.write( " let two-bedroom units be \"x\" and three-bedroom units \"y\"\r
\n" ); document.write( "\n" ); document.write( "if a real estate developer recently built 210 condominiums, we have\r
\n" ); document.write( "\n" ); document.write( "\"x%2By=210\"...solve for \"y\"\r
\n" ); document.write( "\n" ); document.write( "\"y=210-x\"...eq.1\r
\n" ); document.write( "\n" ); document.write( "two-bedroom units have total of \"2x\" bedrooms and three-bedroom units \"3y\" bedrooms\r
\n" ); document.write( "\n" ); document.write( "If the total number of bedrooms in the entire complex is \"537\", \r
\n" ); document.write( "\n" ); document.write( "\"2x%2B3y=537\"....eq.2, substitute \"y\"\r
\n" ); document.write( "\n" ); document.write( "\"2x%2B3%28210-x%29=537\"\r
\n" ); document.write( "\n" ); document.write( "\"2x%2B630-3x=537\"\r
\n" ); document.write( "\n" ); document.write( "\"630-x=537\"\r
\n" ); document.write( "\n" ); document.write( "\"630-537=x\"\r
\n" ); document.write( "\n" ); document.write( "\"x=93\"\r
\n" ); document.write( "\n" ); document.write( "go to\r
\n" ); document.write( "\n" ); document.write( "\"y=210-x\"...eq.1, substitute \"x\"\r
\n" ); document.write( "\n" ); document.write( "\"y=210-93\"\r
\n" ); document.write( "\n" ); document.write( "\"y=117\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "there are \"93\" two-bedroom units \r
\n" ); document.write( "\n" ); document.write( " there are \"117\" three-bedroom units \r
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