document.write( "Question 1203440: Robert is 24 years older than pete. In 8 years, their age will equal 62. How old is Robert now?
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #839003 by math_tutor2020(3817) ![]() You can put this solution on YOUR website! \n" ); document.write( "x = Robert's age right now \n" ); document.write( "x-24 = Pete's age right now\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x+8 = Robert's age 8 years from now \n" ); document.write( "(x-24)+8 = x-16 = Pete's age 8 years from now\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(x+8)+(x-16) = 2x-8 = sum of their future ages \n" ); document.write( "2x-8 = 62 \n" ); document.write( "2x = 62+8 \n" ); document.write( "2x = 70 \n" ); document.write( "x = 70/2 \n" ); document.write( "x = 35\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Answer: Robert is currently 35 years old.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "----------------------------------------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "A slightly different approach\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x = Robert's age 8 years into the future \n" ); document.write( "x-24 = Pete's age 8 years into the future\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x + (x-24) = 2x-24 = sum of their future ages \n" ); document.write( "2x-24 = 62 \n" ); document.write( "2x = 62+24 \n" ); document.write( "2x = 86 \n" ); document.write( "x = 86/2 \n" ); document.write( "x = 43\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Robert will be 43 years old 8 years into the future. \n" ); document.write( "Subtract off 8 to get his present age. \n" ); document.write( "43-8 = 35\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Answer: Robert is currently 35 years old. \n" ); document.write( " \n" ); document.write( " |