Answer:

Step-by-step explanation:
Given equation:

To find the angle measure of
Solution:
In order to find the angle measure
, we will isolate
on left side by carrying out math operations on both sides.
We have:

Subtracting both sides by


Subtracting both sides by 1°.

Dividing both sides by 3.


Converting fraction to mixed number by dividing and writing the quotient as whole number and the remainder as numerator.
∴
(Answer)