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The supplement of A is 180 - A The complement of A is 90 - A So, 180 - A = 2*(90 - A) + 20 or 180 - A = 180 - 2A + 20 So A = 20 degrees

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Q: How do you find the measure of angle A if the supplement of angle A is 20 degrees greater than twice the complement of angle A?
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