document.write( "Question 240054: find the inverse of h(x)=5x+6/4x-9
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Algebra.Com's Answer #176007 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! find the inverse of h(x)=5x+6/4x-9 \n" ); document.write( "--- \n" ); document.write( "Interchange x and y: \n" ); document.write( "x = (5y+6)/(4y-9) \n" ); document.write( "Cross-multiply: \n" ); document.write( "4xy - 9x = 5y+6 \n" ); document.write( "------------------------ \n" ); document.write( "Solve for \"y\" \n" ); document.write( "y(4x-5) = 6-9x \n" ); document.write( "y = (6-9x)/4x-5) \n" ); document.write( "That is the inverse. \n" ); document.write( "=========================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |