document.write( "Question 767280: John has 209 mango trees and star apple trees. If he had 23 more mango trees and 18 fewer star apple trees, the number of mango trees would equal the number of star apple trees. How many mango trees does John have? \n" ); document.write( "
Algebra.Com's Answer #467540 by lwsshak3(11628)\"\" \"About 
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John has 209 mango trees and star apple trees. If he had 23 more mango trees and 18 fewer star apple trees, the number of mango trees would equal the number of star apple trees. How many mango trees does John have?
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\n" ); document.write( "let x=number of mango trees
\n" ); document.write( "209-x=number of star apple trees
\n" ); document.write( "x+23=209-x-18
\n" ); document.write( "2x=168
\n" ); document.write( "x=84
\n" ); document.write( "number of mango trees John has=84
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