document.write( "Question 517506: If m ∠ ABC = 2x + 20 and ∠ CBD = 5x -15
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Algebra.Com's Answer #344824 by scott8148(6628)\"\" \"About 
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2x + 20 + 5x - 15 = 180\r
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\n" ); document.write( "\n" ); document.write( "7x = 175
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