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If angle ABC is congruent to angle CBD find x. My answer was 72, which was incorrect

If angle ABC is congruent to angle CBD find x. My answer was 72, which was incorrect-example-1
User Mnemia
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if they are congruent then they are equal
7x-40=4x+32
7x-4x=32+40
3x=72
x=24
User Jluk
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