document.write( "Question 231746: The average of four numbers is 18. If one of the four numbers, 25, is taken away, what is the average of the remaining three numbers? \n" ); document.write( "

Algebra.Com's Answer #171600 by ankor@dixie-net.com(22740) $\"\"$ $\"About$

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The average of four numbers is 18.
\n" ); document.write( " If one of the four numbers, 25, is taken away, what is the average of the remaining three numbers?
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\n" ); document.write( "Let x = the average of the remaining 3 numbers
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\n" ); document.write( " $\"%283x%2B25%29%2F4\"$ = 18
\n" ); document.write( "3x + 25 = 4(18)
\n" ); document.write( "3x = 72 - 25
\n" ); document.write( "3x = 47
\n" ); document.write( "x = $\"47%2F3\"$
\n" ); document.write( "x = 15 $\"2%2F3\"$ is the average of the remaining 3 numbers \n" ); document.write( "

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