document.write( "Question 186827: Hello, Here is my question:\r
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document.write( "A father and son have a joint age of 36. The father is 30 years older than his son. How old is his son? Clue: the answer is not 6. \n" );
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Algebra.Com's Answer #140048 by feliz1965(151)![]() ![]() ![]() You can put this solution on YOUR website! The father and son together have a total age of 36.\r \n" ); document.write( "\n" ); document.write( "Son's age = x\r \n" ); document.write( "\n" ); document.write( "Father's age = x + 30\r \n" ); document.write( "\n" ); document.write( "Together their ages = 36.\r \n" ); document.write( "\n" ); document.write( "x + x + 30 = 36\r \n" ); document.write( "\n" ); document.write( "2x + 30 = 36\r \n" ); document.write( "\n" ); document.write( "2x = 36 - 30\r \n" ); document.write( "\n" ); document.write( "2x = 6\r \n" ); document.write( "\n" ); document.write( "x = 6/2\r \n" ); document.write( "\n" ); document.write( "x = 3\r \n" ); document.write( "\n" ); document.write( "The son is 3 years old. \r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |