Algebra.Com's Answer #815718 by ikleyn(52781)![\"\"](\"/images/stars/stars-13.gif\")  
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document.write( "When Fidel and Janette were married, his age was 3/2 of her age. If on their
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document.write( "golden wedding anniversary, Fidel’s age will be 8/7 of Janette’s age, how old will
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document.write( "each of them be on their golden anniversary?
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document.write( "Let x be the Janette age at the wedding year.\r\n" );
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document.write( "Then the Fidel's age was  at this year.\r\n" );
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document.write( "On their golden wedding anniversary, the Janette age will be (x+50) years, while the Fidel's age will be  .\r\n" );
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document.write( "We have this equation then\r\n" );
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document.write( "  =  .\r\n" );
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document.write( "To solve it, first multiply both sides by GCD of 14; then simplify\r\n" );
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document.write( " 3*7*x + 700 = 2*8*(x+50)\r\n" );
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document.write( " 21x + 700 = 16x + 800\r\n" );
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document.write( " 21x - 16x = 800 - 700\r\n" );
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document.write( " 5x = 100\r\n" );
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document.write( " x = 100/5 = 20.\r\n" );
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document.write( "ANSWER. At marriage, Janette was 20 years old; Fidel was  = 30 years old.\r\n" );
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document.write( "Solved.\r
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