document.write( "Question 167699: Perform the indicated operation. Let f(x)=x+1 and g(x)=x-1. Find f(g(x)). \n" ); document.write( "
Algebra.Com's Answer #123606 by jim_thompson5910(35256)\"\" \"About 
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\"f%28x%29=x%2B1\" Start with the first function\r
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\n" ); document.write( "\n" ); document.write( "\"f%28g%28x%29%29=%28x-1%29%2B1\" Plug in \"g%28x%29=x-1\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%28g%28x%29%29=x-1%2B1\" Remove the parenthesis\r
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\n" ); document.write( "\n" ); document.write( "\"f%28g%28x%29%29=x\" Combine like terms.
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