document.write( "Question 555616: Ana is three times as old as Rain. Four years form now she will be twice as old as Rain. How old are they now? \n" ); document.write( "
Algebra.Com's Answer #361862 by TutorDelphia(193)![]() ![]() You can put this solution on YOUR website! Anna is 3 times as old as Rain can be written as \n" ); document.write( "a=3r\r \n" ); document.write( "\n" ); document.write( "Anna's and Rain's ages in 4 years are a+4 and r+4. If we use that we get: \n" ); document.write( "a+4=2(r+4) \n" ); document.write( "to say \"Four years form now she will be twice as old as Rain\" \n" ); document.write( "distribute \n" ); document.write( "a+4=2r+8\r \n" ); document.write( "\n" ); document.write( "Sub in 3r for a \n" ); document.write( "3r+4=2r+8\r \n" ); document.write( "\n" ); document.write( "subtract 2r from both sides \n" ); document.write( "r+4=8 \n" ); document.write( "r=4 \n" ); document.write( "a=12 \n" ); document.write( " |