document.write( "Question 384385: Yoshi is 12 years older than his sister. Six years from now, the sum of their age will be 32. Find Yoshi's present age. \n" ); document.write( "
Algebra.Com's Answer #272112 by Theo(13342)![]() ![]() You can put this solution on YOUR website! Let x = yoshi's sister's age. \n" ); document.write( "yoshi's age is x + 12.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "6 years from now the sum of their age will be 32.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "6 years from now yoshi's sister will be x + 6 years old.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "6 years from now yoshi will be (x + 12) + 6 years old.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The sum of their ages will be x + 6 + (x + 12) + 6 = 2*x + 24 = 32\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "You have 2*x + 24 = 32\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Solve for x to get x = 4\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "yoshi's sister's age today is 4. \n" ); document.write( "in 6 years yoshi's sister will be 10 years old.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "yoshi is 16 years old today. \n" ); document.write( "in 6 years, yoshi will be 22 years old.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "10 + 22 = 32\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "answer to the question is that yoshi's present age is 16 years old.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |