document.write( "Question 1145991: Austin is 2 years older than Kori. In 9 years, the sum of their ages will be 54. How old is Austin now?
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Algebra.Com's Answer #767275 by ikleyn(52781)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( " \r\n" ); document.write( "let A be the Austin age.\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "Then Kori's age is (A-2) years, according to the condition.\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "In 9 years Austin age will be (A+9) years, while Kori's age will be ((A-2) + 9) = A + 7 years.\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "The sum of their age in 9 years is 54 (given), producing the equation\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( " (A+9) + (A + 7) = 54.\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "Simplify and solve for A\r\n" ); document.write( "\r\n" ); document.write( " 2A + 16 = 54\r\n" ); document.write( "\r\n" ); document.write( " 2A = 54 - 16\r\n" ); document.write( "\r\n" ); document.write( " 2A = 38\r\n" ); document.write( "\r\n" ); document.write( " A = 38/2 = 19.\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "ANSWER. Austin is 19 years now.\r\n" ); document.write( "\r \n" ); document.write( "\n" ); document.write( "Solved.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |