document.write( "Question 1116672: please help. this is how the question was asked. im not sure how to put any paranthesis.
\n" ); document.write( "Given the function f (x) = 8 − 1/7 x , find a formula for the inverse function
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Algebra.Com's Answer #731571 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
if you have this:\r
\n" ); document.write( "\n" ); document.write( "\"f+%28x%29+=+8+-%281%2F7+%29x\"\r
\n" ); document.write( "\n" ); document.write( "then inverse is:\r
\n" ); document.write( "\n" ); document.write( " \"f+%28x%29+=+y\"\r
\n" ); document.write( "\n" ); document.write( "-> \"y=+8+-+%281%2F7+%29x\" ...swap \"x\" and \"y\"\r
\n" ); document.write( "\n" ); document.write( " \"x=+8+-+%281%2F7+%29y\" ...solve for \"y+\"\r
\n" ); document.write( "\n" ); document.write( " \"%281%2F7+%29y+=+8-x\"\r
\n" ); document.write( "\n" ); document.write( "\"y+=+8%2F+%281%2F7+%29+-x%2F+%281%2F7+%29\"\r
\n" ); document.write( "\n" ); document.write( "\"y+=+56+-7x\"-> your inverse\r
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\n" ); document.write( "\n" ); document.write( "\"+graph%28+600%2C+600%2C+-10%2C+10%2C+-10%2C+10%2C++8+-%281%2F7%29x%2C+56-7x%29+\"\r
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