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If angle A B C is congruent to angle C B D, find x.

If angle A B C is congruent to angle C B D, find x.-example-1
User Peter Geer
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1 Answer

7 votes
4 x + 30 = 5x + 20
-5x -5x

-x + 30 = 20
-30 -30

- x = -10

x = 10
User Mdcq
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