document.write( "Question 326562: I need help with this problem. I have solved it and I got the answer x-5/2 but its not listed as one of the answers and I do not know if I have solved it wrong or not.
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document.write( "here is the problem:
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document.write( "if f(x)= 2x+5, then f-1(x)=\r
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document.write( "and the answers are:
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document.write( "a. (1/2)(x-5)
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document.write( "b.1/2x+5
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document.write( "c. -2x-5
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document.write( "d.(1/2x)-(5/2)
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document.write( "e.(1/2x)+5 \n" );
document.write( "
Algebra.Com's Answer #233798 by user_dude2008(1862)![]() ![]() ![]() You can put this solution on YOUR website! y=2x+5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x=2y+5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x-5=2y\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = (x-5)/2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = (1/2)(x-5)\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Answer: A) \n" ); document.write( " |