What connects the exterior angle at C with the sum of the angles at A and B
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Answer:
.
Step-by-step explanation:
It is given that the sum of 10 and one-third of a number is 25.
Let as consider n be the unknown number.
One-third of a number
Sum of 10 and one-third of a number
The sum of 10 and one-third of a number is 25. It can be written as
Therefore, the required equation is .