document.write( "Question 10815: Roz is twice as old as Grace. In 5 years the sum of their ages will be 28. How old are they now? \n" ); document.write( "
Algebra.Com's Answer #5674 by maribeth_abella(11)![]() ![]() ![]() You can put this solution on YOUR website! x = Grace age \n" ); document.write( "2x = Roz age\r \n" ); document.write( "\n" ); document.write( "x+5+2x+5 = 28 \n" ); document.write( "3x + 10 = 28 \n" ); document.write( " 3x = 28 - 10 \n" ); document.write( " x = 28/3 \n" ); document.write( " x = 6 \n" ); document.write( " \n" ); document.write( " x = 6 \n" ); document.write( " 2(6) = 12 \n" ); document.write( " \n" ); document.write( " Roz is 12 years old \n" ); document.write( " Grace is 6 years old \n" ); document.write( " |