document.write( "Question 742182: Solve
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document.write( "a) 3^x =2
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document.write( "b) 4^x-5
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document.write( "c) 7^(-x)=3
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document.write( "d) 3^(1-x) = 5
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document.write( "e) (1/8)^x = 25
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document.write( "f) 5^(3x) =41\r
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document.write( "Can you please help me out? thanks so much in advance:)
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document.write( "Can you show the work too because I will understand better thankyou:) \n" );
document.write( "
Algebra.Com's Answer #452306 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Solve \n" ); document.write( "a) 3^x =2 \n" ); document.write( "b) 4^x-5 \n" ); document.write( "c) 7^(-x)=3 \n" ); document.write( "d) 3^(1-x) = 5 \n" ); document.write( "e) (1/8)^x = 25 \n" ); document.write( "f) 5^(3x) =41 \n" ); document.write( "------ \n" ); document.write( "These are all similar. \n" ); document.write( "I'll do the \"hardest\" ones. \n" ); document.write( "Solve \n" ); document.write( "a) 3^x =2 \n" ); document.write( "b) 4^x-5 No equal sign \n" ); document.write( "c) 7^(-x)=3 \n" ); document.write( "d) 3^(1-x) = 5 \n" ); document.write( "(1-x)*log(3) = log(5) \n" ); document.write( "1-x = log(5)/log(3) \n" ); document.write( " \n" ); document.write( "----------------- \n" ); document.write( "e) (1/8)^x = 25 \n" ); document.write( "x*log(1/8) = log(25) \n" ); document.write( "x = log(25)/log(1/8) \n" ); document.write( "x =~ -1.54795 \n" ); document.write( "----------------- \n" ); document.write( "f) 5^(3x) =41\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |