document.write( "Question 156708: Find the measure of an angle such that the sum of the measures of its complement and its supplement is 100 degrees. \n" ); document.write( "
Algebra.Com's Answer #115536 by josmiceli(19441)\"\" \"About 
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Call the angle \"a\"
\n" ); document.write( "\"%28180+-+a%29+%2B+%2890+-+a%29+=+100\"
\n" ); document.write( "\"270+-+2a+=+100\"
\n" ); document.write( "\"2a+=+170\"
\n" ); document.write( "\"a+=+85\" answer
\n" ); document.write( "check:
\n" ); document.write( "\"%28180+-+a%29+%2B+%2890+-+a%29+=+100\"
\n" ); document.write( "\"%28180+-+85%29+%2B+%2890+-+85%29+=+100\"
\n" ); document.write( "\"95+%2B+5+=+100\"
\n" ); document.write( "\"100+=+100\"
\n" ); document.write( "OK
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