daviddonatelli3 daviddonatelli3

16-09-2022
Mathematics

contestada

∠A and \angle B∠B are vertical angles. If m\angle A=(2x+20)^{\circ}∠A=(2x+20)
∘
and m\angle B=(3x+1)^{\circ}∠B=(3x+1)
∘
, then find the value of x.

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