document.write( "Question 510981: Solve for X:
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document.write( "And we were asked to find it without a calculator.
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document.write( "Being all log base 6, I originally tried to thus make it 5(5x+1)=(x+5)+1. Which would be (25x+5)=(x+6). I then subtracted x and 5 from both sides, getting (24x)=1. Divided by 24 to get x by itself, and I got x=(1/24). However, that was not one of the answers. The answers were along the lines of -19/24, 19/24, 24/19, -24/19. (Can't entirely recall what the exact options were, but those were close)\r
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document.write( "Anyway, if you could explain how to do this, that would be great, opposed to just answering the question. ^^ Or show a step by step or something, so I can understand how to do this in future problems. Please solve without calculator use ^^
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document.write( "~ Thanks \n" );
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Algebra.Com's Answer #341962 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! -------------- \n" ); document.write( "log(5)/log(6) + log(5x+1)/log(6) = log(x+5)/log(6) + 1 \n" ); document.write( "---- \n" ); document.write( "Multiply thru by log(6) to get: \n" ); document.write( "log(5) + log(5x+1) = log(x+5) + log(6) \n" ); document.write( "----- \n" ); document.write( "log[5(5x+1)] = log[6(x+5)] \n" ); document.write( "---- \n" ); document.write( "5(5x+1) = 6x+30 \n" ); document.write( "25x+5 = 6x+30 \n" ); document.write( "19x = 25 \n" ); document.write( "--- \n" ); document.write( "x = 25/19 \n" ); document.write( "============== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============== \n" ); document.write( " |