document.write( "Question 477776: two angles are supplementary if one is 30° less then four times the other , find the angles
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Algebra.Com's Answer #327375 by amoresroy(361) You can put this solution on YOUR website! two angles are supplementary if one is 30° less then four times the other , find the angles \r \n" ); document.write( "\n" ); document.write( "Let x = the 1st angle \n" ); document.write( "180-x = the 2nd angle\r \n" ); document.write( "\n" ); document.write( "x = 4(180-x) - 30 \n" ); document.write( "x = 720 - 4x - 30 \n" ); document.write( "5x= 690 \n" ); document.write( "x = 138\r \n" ); document.write( "\n" ); document.write( "180-x = 180-138 = 42\r \n" ); document.write( "\n" ); document.write( "The angles are 138 and 42. \n" ); document.write( " |