document.write( "Question 809247: An angle has a degree measure of 2x-10. The measure of its supplement is\r
\n" ); document.write( "\n" ); document.write( "A)170-2x
\n" ); document.write( "B)190-2x
\n" ); document.write( "C)100-2x
\n" ); document.write( "D)2x-190
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Algebra.Com's Answer #487484 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
supplement angles add up to 180
\n" ); document.write( "so if angle a =2x-1- then angle b=180-2x-10=170-2x
\n" ); document.write( "A) 170-2x
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