document.write( "Question 759058: Ann's age is seven-tenths of Bill's age. In 4 years ann's age will be eigth-elevenths of Bill's age. How old is Bill now? \n" ); document.write( "
Algebra.Com's Answer #461811 by lwsshak3(11628)\"\" \"About 
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Ann's age is seven-tenths of Bill's age. In 4 years ann's age will be eigth-elevenths of Bill's age. How old is Bill now?
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\n" ); document.write( "let x=Bill's age now
\n" ); document.write( "7x/10=Ann's age
\n" ); document.write( "In 4 yrs:
\n" ); document.write( "x+4=Bill's age
\n" ); document.write( "7x/10+4=Ann's age
\n" ); document.write( "\"%287x%2F10%2B4%29=8%28x%2B4%29%2F11\"
\n" ); document.write( "LCD=110
\n" ); document.write( "\"%2877x%2B440%29=80%28x%2B4%29\"
\n" ); document.write( "77x+440=80x+320
\n" ); document.write( "3x=120
\n" ); document.write( "x=40
\n" ); document.write( "Bill's age now=40
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