document.write( "Question 439847: 15 years from now Isaac will be 8 times as old as he was 6 years ago. how old in years is he now?
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Algebra.Com's Answer #303964 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! let a = his present age \n" ); document.write( "; \n" ); document.write( "15 years from now Isaac will be 8 times as old as he was 6 years ago. \n" ); document.write( "a + 15 = 8(a-6) \n" ); document.write( "a + 15 + 8a - 48 \n" ); document.write( "15 + 48 = 8a - a \n" ); document.write( "63 = 7a \n" ); document.write( "a = \n" ); document.write( "a = 9 yrs is his present age \n" ); document.write( ": \n" ); document.write( ": \n" ); document.write( "Check this \n" ); document.write( "9 + 15 = 8(9 - 6) \n" ); document.write( "24 = 8(3); confirms our solution of a = 9 yrs \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |