document.write( "Question 342561: The measure of an angle is 20 less than 3 times its supplement. Find the measure of the angle \n" ); document.write( "
Algebra.Com's Answer #245497 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
\"A%2BS=180\"
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\n" ); document.write( "\"A=3S-20\"
\n" ); document.write( "Substitute,
\n" ); document.write( "\"3S-20%2BS=180\"
\n" ); document.write( "\"4S-20=180\"
\n" ); document.write( "\"4S=200\"
\n" ); document.write( "\"highlight%28S=50%29\"degrees
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\n" ); document.write( "\"A=3%2850%29-20\"
\n" ); document.write( "\"A=150-20\"
\n" ); document.write( "\"highlight%28A=130%29\"degrees
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