document.write( "Question 1112582: Two angles are said to be complementary
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document.write( "if their sum is ninety degrees. Suppose
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document.write( "you have two complementary angles such
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document.write( "that the second angle is 6 degrees larger
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document.write( "than 2 times the measure of the first angle.
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document.write( "Find the angles.
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Algebra.Com's Answer #727645 by Theo(13342)![]() ![]() You can put this solution on YOUR website! let x = the first angle. \n" ); document.write( "let y = the second \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "second angle is 6 degrees larger than 2 times the first angle.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "equation for that is y = 2x + 6\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x + y = 90 because the angles are complementary.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "replace y with 2x + 6 and you get:\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x + 2x + 6 = 90\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "subtract 6 from both sides and combine like terms to get:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "3x = 84\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "solve for x to get x = 84/3 = 28 degrees.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = 2x + 6 = 2 * 28 + 6 = 62\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "28 + 62 = 90 so the angles are complementary\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "62 = 2 * 28 + 6 = 56 + 6 = 62\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "all checks out.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "first angle is 28 degrees\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "second angle is 62 degrees.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |