document.write( "Question 1039164: If f(x) and f^-1(x) are inverse functions of each other and f(x) = 2x+5, what is f^-1(8)? \n" ); document.write( "

Algebra.Com's Answer #653946 by josgarithmetic(39625) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"2%28y%29%2B5=x\"$
\n" ); document.write( " $\"2y=x-5\"$
\n" ); document.write( " $\"y=%28x-5%29%2F2\"$ \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " $\"y=%288-5%29%2F2\"$
\n" ); document.write( " $\"highlight%28y=3%2F2%29\"$ \n" ); document.write( "

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