document.write( "Question 1011564: supplement of 15 \n" ); document.write( "
Algebra.Com's Answer #627265 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "supplementary angles add up to \"180\"
\n" ); document.write( "supplement of \"15\" is \"180-15=165\"
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