document.write( "Question 170035: Mr. Scott is three times as old as Betty. In eight years the sum of their ages will be 64. How old is Betty now? \n" ); document.write( "
Algebra.Com's Answer #125497 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! S=3B \n" ); document.write( "(S+8)+(B+8)=64 \n" ); document.write( "(3B+8)+B+8=64 \n" ); document.write( "4B=64-8-8 \n" ); document.write( "4B=64-16 \n" ); document.write( "4B=48 \n" ); document.write( "B=48/4 \n" ); document.write( "B=12 AGE OF BETTY NOW. \n" ); document.write( "pROOF: \n" ); document.write( "3*12+8+12+8=64 \n" ); document.write( "36+28=64 \n" ); document.write( "64=64 \n" ); document.write( " |