in the triangle ABC, AB=BC and m angle A=3x+10 and m angle cC=2x+30 find x

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter12: Angle Relationships And Transformations
Section12.2: Angles And Parallel Lines
Problem 13E
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in the triangle ABC, AB=BC and m angle A=3x+10 and m angle cC=2x+30 find x

 

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