document.write( "Question 641674: (7b-4)^2= 144 ??\r
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document.write( "solve each equation by using the square root property. write all radicals in simplest form. thanks so much for your help!!! \n" );
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Algebra.Com's Answer #403758 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! (7b-4)^2 = 144\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "7b-4 = sqrt(144) or 7b-4 = -sqrt(144)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "7b-4 = 12 or 7b-4 = -12\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "7b = 12+4 or 7b = -12+4\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "7b = 16 or 7b = -8\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "b = 16/7 or b = -8/7\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the solutions are b = 16/7 or b = -8/7 \n" ); document.write( " |