document.write( "Question 510299: There are a total of 108 foreign language students in a high school where they offer Spanish, French, and German.
\n" ); document.write( "There are 21 students who take at least 2 languages at once.
\n" ); document.write( "If there are
\n" ); document.write( "44 students of Spanish,
\n" ); document.write( "45 students of French, and
\n" ); document.write( "40 students of German,
\n" ); document.write( "how many students take all three languages at once?
\n" ); document.write( "

Algebra.Com's Answer #341793 by edjones(8007)\"\" \"About 
You can put this solution on YOUR website!
Let 21 take spanish and french.
\n" ); document.write( "Then 44-21=23 take only spanish.
\n" ); document.write( "45-21=24 take only french.
\n" ); document.write( "40 take only German.
\n" ); document.write( "21+23+24+40=108
\n" ); document.write( "None take all 3 languages.
\n" ); document.write( ".
\n" ); document.write( "Ed
\n" ); document.write( "
\n" ); document.write( "
\n" );