document.write( "Question 1182602: Mr. Hernandez is 54 years older than his grandson.
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document.write( "In 2 years, Mr. Hernandez age will be seven times his
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document.write( "grandson’s. How old are they? \n" );
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Algebra.Com's Answer #812683 by ikleyn(52803)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "Mr. Hernandez is 54 years older than his grandson. \n" ); document.write( "In 2 years, Mr. Hernandez age will be seven times his \n" ); document.write( "grandson’s. How old are they? \n" ); document.write( "~~~~~~~~~~~~\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \r\n" ); document.write( "Let x be the grandson age in 2 years (two years later).\r\n" ); document.write( "\r\n" ); document.write( "Then Mr.Hermander's age at that time is 7x, and 7x is 54 more than x,\r\n" ); document.write( "\r\n" ); document.write( "so we have this equation\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( " 7x - x = 54,\r\n" ); document.write( "\r\n" ); document.write( "or\r\n" ); document.write( "\r\n" ); document.write( " 6x = 54, x = 54/6 = 9.\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "So, in 2 years, grandson will be 9 years old --- hence, now he is 7 years old.\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "It gives the\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "ANSWER. The grandson is 7 years old; Mr. Hernandez is 7 + 54 = 61 years old.\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( " \n" ); document.write( " |