SOLUTION: If in a regular graph of 15 vertices the sum of the degree of vertices is 60 then what is the degree of each vertex?

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Question 1184158: If in a regular graph of 15 vertices the sum of the degree of vertices is 60 then what is the degree of each vertex?
Answer by MathLover1(20849) About Me  (Show Source):
You can put this solution on YOUR website!

V=no. of vertices = 15
Let degree of each vertex be x
then, sum of degrees of 15 vertices is

V%2Ax=60
15%2Ax=60
x=60%2F15
x=4