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Mathematics, 30.01.2021 22:00 dchirunga23

Angles A and B are supplementary. Angle A is equal to 20 degrees plus x, while Angle B is equal to 10 degrees plus 2 x. What is x?

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Angles A and B are supplementary. Angle A is equal to 20 degrees plus x, while Angle B is equal to 1...
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