document.write( "Question 838073: janet is three years older than her sister julie janets brother is eight years younger than their sister julie the sum of all of their ages is 55. How do I write this in symbolic language algebra? \n" ); document.write( "

Algebra.Com's Answer #504908 by ankor@dixie-net.com(22740) $\"\"$ $\"About$

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let x = Janet's age
\n" ); document.write( "let y = Julie's age
\n" ); document.write( "let z = brother's age
\n" ); document.write( ":
\n" ); document.write( "Punctuation is a wonderful thing! Write an equation for each statement.
\n" ); document.write( ":
\n" ); document.write( " Janet is three years older than her sister, Julie.
\n" ); document.write( "x = y + 3
\n" ); document.write( " Janet's brother is eight years younger than their sister, Julie.
\n" ); document.write( "z = y - 8
\n" ); document.write( " The sum of all of their ages is 55.
\n" ); document.write( "x + y + z = 55
\n" ); document.write( " \n" ); document.write( "

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