Hi im Aleida and go to calculatorsoup on Safari or google and put gcf calculatorsoup hope this helps
Answer:

Step-by-step explanation:
Given


Required
Find NOK
From the attached triangle, we have:
--- Corresponding angles
And

Substitute for LOK and LON

Make NOK the subject


The first one is D because c represents the x and b represents the y. For the second one:
38(2) = 76
180-76 (this is the sum of the unknown measures)
104/2 (finds the measure of each angle)
52
I am unsure of the final one though.
Hope this helps!
Answer:
B. a. Given; b. Substitution Property; c. Subtraction Property of Equality; d. Division Property of Equality; e. Symmetric Property of Equality
Step-by-step explanation:
Given expression,

By substituting x = 8,


By subtraction property of equality,

Division property of equality,

By symmetric property of equality,