document.write( "Question 330344: Word problem: Jon's father is 3 times as old as Jon. Four years ago he was 4 times older. How old is Jon? Create an algebraic equation and solve by using the distributive law.
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Algebra.Com's Answer #236780 by scott8148(6628)\"\" \"About 
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\"Jon's father is 3 times as old as Jon\" ___ f = 3j\r
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\n" ); document.write( "\n" ); document.write( "\"Four years ago he was 4 times older\" ___ f - 4 = 4(j - 4)\r
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\n" ); document.write( "\n" ); document.write( "substituting ___ (3j) - 4 = 4(j - 4)
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