Mathematics

Mathematics, 03.12.2020 23:40, priscillaoliver5214

∠A and ∠B are complementary. If m∠A = (9x – 40)°, m∠B = (2x + 42)°, then find m∠B.

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∠A and ∠B are complementary. If m∠A = (9x – 40)°, m∠B = (2x + 42)°, then find m∠B....

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