document.write( "Question 878499: How Do I Solve Triangle ABC, m∠A = 2x+30, m∠B = 3x-10 And m∠C = 7x-32. What is the measure of ∠A \n" ); document.write( "
Algebra.Com's Answer #529988 by Edwin McCravy(20059)\"\" \"About 
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document.write( "(2x+30) + (3x-10) + (7x-32) = 180°\r\n" );
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document.write( "Solve that equation for x, then substitute what \r\n" );
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document.write( "you get for x in m∠A = 2x+30.\r\n" );
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document.write( "Edwin
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