document.write( "Question 1153953: Find f(3) when f(x) = -x + 5.
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Algebra.Com's Answer #776295 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
Substitute!\r
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\n" ); document.write( "\n" ); document.write( "\"f%283%29=-%283%29%2B5=2\"
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