Given: mADE = 60° and mCDF = (3x + 15)° Prove: x = 15 What is the missing statement and the missing reason in step 5? Statement: 60 = 3x + 15; Reason: substitution Statement: x = 15; Reason: subtraction

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asked Sep 6, 2019 181k views

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Given: mADE = 60° and mCDF = (3x + 15)° Prove: x = 15 What is the missing statement and the missing reason in step 5? Statement: 60 = 3x + 15; Reason: substitution Statement: x = 15; Reason: subtraction property of equality Statement: 60 = 3x + 15; Reason: transitive property Statement: x = 15; Reason: subtraction and division properties of equality

Mathematics
high-school

GeekHades asked

by GeekHades

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Answer:

The answer is: A) Statement: 60 = 3x + 15; Reason: substitution

Explanation:

Kseniya answered Sep 13, 2019

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