document.write( "Question 346493: the measure of an angle is 20 degrees less than three times its supplement. find the measure of each angle \n" ); document.write( "

Algebra.Com's Answer #247731 by mananth(16946) $\"\"$ $\"About$

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let angle be x
\n" ); document.write( "supplement = 180-x
\n" ); document.write( "x = 3(180-x)-20
\n" ); document.write( "x=540-3x-20
\n" ); document.write( "3x+x=540-20
\n" ); document.write( "4x=520
\n" ); document.write( "x=130
\n" ); document.write( "supplement = 50 deg \n" ); document.write( "

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