document.write( "Question 990853: John's age is twice Bill's age. In 5 years the sum of their ages will be 34. Determine the present age of each person. \n" ); document.write( "
Algebra.Com's Answer #610864 by macston(5194)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "B=Bill's age; J=Johns age=2B \n" ); document.write( ". \n" ); document.write( "(B+5)+(J+5)=34 \n" ); document.write( "B+J+10=34 \n" ); document.write( "B+J=24 Substitute for J \n" ); document.write( "B+2B=24 \n" ); document.write( "3B=24 \n" ); document.write( "B=8 \n" ); document.write( "ANSWER 1: Bill is 8 years old. \n" ); document.write( ". \n" ); document.write( "J=2B=2(8)=16 \n" ); document.write( "ANSWER 2: John is 16 years old. \n" ); document.write( ". \n" ); document.write( "CHECK: \n" ); document.write( "(B+5)+(J+5)=34 \n" ); document.write( "(8+5)+(16+5)=34 \n" ); document.write( "13+21=34 \n" ); document.write( "34=34 \n" ); document.write( " |