document.write( "Question 193157: Hello.\r
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document.write( "I'm studying for a test and need some help checking the following problem:\r
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document.write( " Solve the equation:\r
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document.write( "4^x+3 = 8^x-1\r
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document.write( "thanks! \n" );
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Algebra.Com's Answer #145003 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Solve the equation: \n" ); document.write( "4^(x+3) = 8^(x-1) \n" ); document.write( "--- \n" ); document.write( "[2^2]^(x+3) = [2^3]^(x-1) \n" ); document.write( "--- \n" ); document.write( "2^(2x+6) = 2^(3x-3) \n" ); document.write( "--- \n" ); document.write( "2x+6 = 3x-1 \n" ); document.write( "x = 7 \n" ); document.write( "============ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |