document.write( "Question 390912: Risa is 5 years older than Peter. Last year, she was twice as old as Peter was. How old is each now ? \n" ); document.write( "
Algebra.Com's Answer #277250 by mananth(16946)![]() ![]() You can put this solution on YOUR website! Risa is 5 years older than Peter. Last year, she was twice as old as Peter was. How old is each now ? \n" ); document.write( "... \n" ); document.write( "Peter = x years \n" ); document.write( "Risa = x+5 \n" ); document.write( ".. \n" ); document.write( "1 year ago \n" ); document.write( "Peter = x-1 \n" ); document.write( "Risa (x+5)-1= x+4 \n" ); document.write( ".. \n" ); document.write( "x+4=2(x-1) \n" ); document.write( "x+4=2x-2 \n" ); document.write( "2x-x=4+2 \n" ); document.write( "x= 6 Peter's age \n" ); document.write( "Risa = 5+6 = 11 years \n" ); document.write( "... \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |