document.write( "Question 120736: Please help me solve this problem.
\n" ); document.write( "Given f(x)= 2x + 4, find f(a-4). I would appreciate help with this problem. I am a little confused. Thank you for your help.
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Algebra.Com's Answer #88508 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
\"f%28x%29=+2x+%2B+4\" Start with the given function\r
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\n" ); document.write( "\n" ); document.write( "\"f%28a-4%29=+2%28a-4%29%2B+4\" Plug in \"x=a-4\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%28a-4%29=+2a-8%2B+4\" Distribute\r
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\n" ); document.write( "\n" ); document.write( "\"f%28a-4%29=+2a-4\" Combine like terms
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