document.write( "Question 357935: The measure of ∠A is 8° more than three times the measure of ∠B. If A and B are supplementary angles, find the measure of ∠A. \n" ); document.write( "
Algebra.Com's Answer #255518 by Fombitz(32388)\"\" \"About 
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By definition,
\n" ); document.write( "\"A%2BB=180\"
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\n" ); document.write( "\"A=8%2BB\"
\n" ); document.write( "Substitute,
\n" ); document.write( "\"8%2BB%2BB=180\"
\n" ); document.write( "\"2B=172\"
\n" ); document.write( "\"highlight%28B=86%29\"degrees
\n" ); document.write( "Then
\n" ); document.write( "\"A=8%2B86\"
\n" ); document.write( "\"highlight%28A=94%29\"degrees
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