Answer:

Step-by-step explanation:
Given
The attached circle
Required
Find the measure of x
From the attached image:
and
form a semi-circle
So:

Collect like terms


Solve for x


The correct answer is A, or x + 1 = 4x + 5. We used the substitution method to replace y with x + 1.
-2 then -1 then 0 1 2 so it is 2
Answer:



Step-by-step explanation:
Let 




We have the relation






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