document.write( "Question 330530: each of the equal angles of an isosceles triangle measures 25 less than twice the vertex angle. find the measure of the vertex.
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document.write( "2(2x-25)+x=180
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document.write( "4x-50+x=180
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document.write( "5x-50=180
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document.write( " +50 +50
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document.write( "5x=230
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document.write( "/5 /5
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document.write( "x=46\r
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document.write( "2(46)-25=67 does not equal 180 when put back into equation \n" );
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Algebra.Com's Answer #236927 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 2(2x-25)+x=180 \n" ); document.write( "4x-50+x=180 \n" ); document.write( "5x-50=180 \n" ); document.write( " +50 +50 \n" ); document.write( "5x=230 \n" ); document.write( "/5 /5 \n" ); document.write( "x=46\r \n" ); document.write( "\n" ); document.write( "2(46)-25=67\r \n" ); document.write( "\n" ); document.write( "Actually it should be 2*(2(46)-25)+46 =180 \n" ); document.write( ".. \n" ); document.write( " \n" ); document.write( " |