document.write( "Question 89606: Ana is five years older than Beth.In 5 years, the product of their age is 1.5 times the product of their present ages. How old is Beth now? \n" ); document.write( "
Algebra.Com's Answer #65120 by checkley75(3666)![]() ![]() ![]() You can put this solution on YOUR website! A=B+5 \n" ); document.write( "(A+5)*B=1.5(A*B) NOW REPLACE A BY (B+5) & SOLVE FOR A. \n" ); document.write( "B(B+5)=1.5B(B+5) \n" ); document.write( "B^2+5B=1.5B^2+7.5B \n" ); document.write( "B^2-1.5B^2+5B-7.5B=0 \n" ); document.write( "-.5B^2-2.5B=0 \n" ); document.write( "B(-.5B-2.5)=0 \n" ); document.write( ".5B-2.5=0 \n" ); document.write( ".5B=2.5 \n" ); document.write( "B=2.5/.5 \n" ); document.write( "B=5 AGE OF BETH NOW. \n" ); document.write( " \n" ); document.write( " |