Given ZA ZB mzA 55 and mzB 5x 10 Prove x 9 Statement 1 ZA ZB

Last updated: 3/1/2023

Given ZA ZB mzA 55 and mzB 5x 10 Prove x 9 Statement 1 ZA ZB 2 m A m B 3 mzA 55 4 55 mzB 5 m B 5x 10 6 55 5x 10 7 45 5x 8 x 9 Reason 1 Given 2 Congruency 3 Given 4 Substitution 5 Given 6 Substitution 7 8 Division Property of Equality Select the reason that best supports Statement 7 in the given proof A Distributive Property B Subtraction Property of Equality C Substitution D Division Property of Equality