document.write( "Question 528004: Given f (x) = 7x + 8 on the domain of all real numbers, find f -1(x). \n" ); document.write( "
Algebra.Com's Answer #349124 by jim_thompson5910(35256)\"\" \"About 
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\"+f%28x%29+=+7x+%2B+8+\"\r
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\n" ); document.write( "\n" ); document.write( "\"+y+=+7x+%2B+8+\"\r
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\n" ); document.write( "\n" ); document.write( "\"+x+=+7y+%2B+8+\"\r
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\n" ); document.write( "\n" ); document.write( "\"+x+-+8+=+7y+\"\r
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\n" ); document.write( "\n" ); document.write( "\"+%28x+-+8%29%2F7+=+y+\"\r
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\n" ); document.write( "\n" ); document.write( "\"+y+=+%28x+-+8%29%2F7+\"\r
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\n" ); document.write( "\n" ); document.write( "So the inverse function is \r
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\n" ); document.write( "\n" ); document.write( "If you need more help, email me at jim_thompson5910@hotmail.com\r
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