document.write( "Question 380071: solve for x\r
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document.write( "4^x+1=8^2x+3 \n" );
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Algebra.Com's Answer #269759 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! solve for x \n" ); document.write( "4^(x+1)=8^(2x+3) \n" ); document.write( "----------------- \n" ); document.write( "Change to the same base of both sides: \n" ); document.write( "2^(2x+2) = 2^(6x+9) \n" ); document.write( "---- \n" ); document.write( "2x+2 = 6x+9 \n" ); document.write( "4x = -7 \n" ); document.write( "x = -7/4 \n" ); document.write( "================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "==============\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |