document.write( "Question 1055348: ∠A and ∠B are supplementary angles. If m∠A=(x+23)∘ and m∠B=(2x+13)∘, then find the measure of ∠A.\r
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Algebra.Com's Answer #670575 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! ∠A and ∠B are supplementary angles. If m∠A=(x+23)∘ and m∠B=(2x+13)∘, then find the measure of ∠A. \n" ); document.write( "----- \n" ); document.write( "Equation: \n" ); document.write( "x+23 + 2x+13 = 180 \n" ); document.write( "3x + 36 = 180 \n" ); document.write( "x + 12 = 60 \n" ); document.write( "x = 48 \n" ); document.write( "------ \n" ); document.write( "A = x+23 = 48 + 23 = 71 degrees \n" ); document.write( "B = 2x+13 = 2*48 + 13 = 96+13 = 109 degrees \n" ); document.write( "------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "------------ \n" ); document.write( " |