document.write( "Question 1164899: Natalie's father is 4 times as old as Natalie. After 5 years, the father will be three times as old as Natalie. Find their present ages. \n" ); document.write( "
Algebra.Com's Answer #789325 by ikleyn(52797)\"\" \"About 
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document.write( "If Natalie's age is x years, then the father's age is 4x, according to the condition.\r\n" );
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document.write( "After 5 years\r\n" );
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document.write( "    3*(x+5) = 4x + 5\r\n" );
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document.write( "    3x + 15 = 4x + 5\r\n" );
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document.write( "    15 - 5 = 4x - 3x\r\n" );
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document.write( "    10     = x.\r\n" );
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document.write( "ANSWER.  Natalie is 10 years old.  Her father is 4x = 4*10 = 40 years old.\r\n" );
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\n" ); document.write( "\n" ); document.write( "There is a bunch of lessons on age word problems \r
\n" ); document.write( "\n" ); document.write( "    - Age problems and their solutions\r
\n" ); document.write( "\n" ); document.write( "    - HOW TO algebreze and to solve age problems? \r
\n" ); document.write( "\n" ); document.write( "    - A fresh formulation of a traditional age problem\r
\n" ); document.write( "\n" ); document.write( "    - Really intricate age word problems\r
\n" ); document.write( "\n" ); document.write( "    - Selected age word problems from the archive\r
\n" ); document.write( "\n" ); document.write( "    - Age problems for mental solution \r
\n" ); document.write( "\n" ); document.write( "    - Age problem for three participants \r
\n" ); document.write( "\n" ); document.write( "    - Miscellaneous age problems \r
\n" ); document.write( "\n" ); document.write( "in this site.\r
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\n" ); document.write( "\n" ); document.write( "Read them and become an expert in solving age problems.\r
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\n" ); document.write( "\n" ); document.write( "Also,  you have this free of charge online textbook in ALGEBRA-I in this site\r
\n" ); document.write( "\n" ); document.write( "    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.\r
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\n" ); document.write( "\n" ); document.write( "The referred lessons are the part of this online textbook under the topic \"Age word problems\".\r
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\n" ); document.write( "\n" ); document.write( "Save the link to this online textbook together with its description\r
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\n" ); document.write( "\n" ); document.write( "Free of charge online textbook in ALGEBRA-I
\n" ); document.write( "https://www.algebra.com/algebra/homework/quadratic/lessons/ALGEBRA-I-YOUR-ONLINE-TEXTBOOK.lesson\r
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\n" ); document.write( "\n" ); document.write( "to your archive and use it when it is needed.\r
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