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Mathematics, 29.09.2020 07:01 hdjsjfjruejchhehd

A and B are supplementary angles. If m A = (2x + 6)° and m B= (7x – 15), then find the measure of B.

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A and B are supplementary angles. If m A = (2x + 6)° and m B= (7x – 15), then find the measure of B...

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