document.write( "Question 296412: solve for x: (1/3)^4x-1=3^x-1\r
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document.write( "i know you have to get them to the same base so i multiplied 1/3 by 9. but it isnt working.\r
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document.write( "the answer choices include:
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document.write( "1. 2/5
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document.write( "2. 5/2
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document.write( "3. -2/5
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document.write( "4. 3/2 \n" );
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Algebra.Com's Answer #213591 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! solve for x: (1/3)^4x-1=3^x-1 \n" ); document.write( "------------------- \n" ); document.write( "(1/3)^4x = 3^x \n" ); document.write( "3^(-4x) = 3^x \n" ); document.write( "-4x = x \n" ); document.write( "x = 0 \n" ); document.write( " \n" ); document.write( " |