document.write( "Question 953256: The sum of Bob, Mary and Sue's ages is fifty nine. Bob is twice Sue's age. Mary is one year younger than Sue. Find the age of each person. \n" ); document.write( "
Algebra.Com's Answer #582105 by macston(5194)\"\" \"About 
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S=Sue's age; B=bob's age=2S; M=Mary's age=S-1yr;
\n" ); document.write( "B+M+S=59yrs Substitute for B and S
\n" ); document.write( "2S+S-1yr+S=59yrs Add 1 yr to each side.
\n" ); document.write( "4S=60yrs Divide each side by 4
\n" ); document.write( "S=15 years ANSWER 1: Sue is 15 years old.
\n" ); document.write( "B=2S=2(15yrs)=30 yrs ANSWER 2: Bob is 30 years old.
\n" ); document.write( "M=S-1 yr=15 yrds-1yr=14 years ANSWEr 3: Mary is 14 years old.
\n" ); document.write( "CHECK:
\n" ); document.write( "B+M+S=59yrs
\n" ); document.write( "30yrs+14yrs+15yrs=59yrs
\n" ); document.write( "59yrs=59yrs
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