document.write( "Question 964781: in a school there are 560 children, there are 40 boys more than girls, how many girls are there?
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Algebra.Com's Answer #589624 by macston(5194)\"\" \"About 
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\n" ); document.write( "g=number of girls; b=number of boys=g+40
\n" ); document.write( "g+b=560 Substitute for b
\n" ); document.write( "g+g+40=560
\n" ); document.write( "2g=520
\n" ); document.write( "g=260 ANSWER: There are 260 girls
\n" ); document.write( "CHECK:
\n" ); document.write( "b=g+40=260+40=300
\n" ); document.write( "g+b=560
\n" ); document.write( "260+300=560
\n" ); document.write( "560=560
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