document.write( "Question 127192: I need help performing the indicated operation\r
\n" ); document.write( "\n" ); document.write( "f(x)=5x+15, g(x)=3x-1\r
\n" ); document.write( "\n" ); document.write( "I need to find (f og)(x)
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Algebra.Com's Answer #93196 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
Remember, (f o g)(x) means f(g(x))\r
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\n" ); document.write( "\n" ); document.write( "\"f%28x%29=5x%2B15\" Start with the first function\r
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\n" ); document.write( "\n" ); document.write( "\"f%28g%28x%29%29=5%283x-1%29%2B15\" Plug in \"g%28x%29=3x-1\". In other words, replace each x in f(x) with \"3x-1\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%28g%28x%29%29=15x-5%2B15\" Distribute\r
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\n" ); document.write( "\n" ); document.write( "\"f%28g%28x%29%29=15x%2B10\" Combine like terms
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