Question

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Answer 1

Explanation:

3). Definition of Congruent Angles

4). Substitution Property of Equality

5). 6x + 14 - 4x = 34 + 4x - 4x Subtraction Property of Equality

6). 2x + 14 - 14 = 34 - 14 Subtraction Property of Equality

7). x = 10 Division Property of Equality

8). 6(10) + 14 = 74 Substitution Property of Equality

9). 34 + 4(10) = 74 Substitution Property of Equality

10). Angle addition Postulate

11). Substitution Property of Equality