document.write( "Question 872309: The sum of Elliot's age and twice Zane's age is 44. The difference of twice Elliot's age and Zane's age is -2. What is Elliot's age?
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Algebra.Com's Answer #526053 by josgarithmetic(39620) $\"\"$ $\"About$

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x and z, their ages.
\n" ); document.write( " $\"x%2Bz=44\"$ , and exactly as described: $\"2x-z=-2\"$ , but this is a bad way to state a difference.\r
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\n" ); document.write( "\n" ); document.write( "z-2x=2.
\n" ); document.write( "x=44-z.
\n" ); document.write( " $\"z-2%2844-z%29=2\"$
\n" ); document.write( " $\"z-44-2z=2\"$
\n" ); document.write( " $\"-z-44=2\"$
\n" ); document.write( " $\"z%2B44=-2\"$
\n" ); document.write( " $\"highlight_green%28z=-46%29\"$
\n" ); document.write( ", which makes no sense.\r
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\n" ); document.write( "\n" ); document.write( "Maybe you wanted to describe in a way to mean, $\"z-2x=-2\"$ , and multiplying this equation by negative 1 gives $\"2x-z=2\"$ .
\n" ); document.write( "x+z=44,
\n" ); document.write( "x=44-z.
\n" ); document.write( " $\"2%2844-z%29-z=2\"$
\n" ); document.write( " $\"88-22z-z=2\"$
\n" ); document.write( " $\"88-23z=2\"$
\n" ); document.write( " $\"88-2=23z\"$
\n" ); document.write( " $\"86=23z\"$
\n" ); document.write( " $\"z=86%2F23\"$
\n" ); document.write( " $\"highlight%28z=3%2617%2F23%29\"$ years, Zane's age.
\n" ); document.write( "Elliot's age, $\"highlight%28x=44-3%2617%2F23%29\"$ years.\r
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\n" ); document.write( "\n" ); document.write( "You might wish to approximate these to the nearest month. \n" ); document.write( "

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