Question: Let G be a simple undirected graph with 18 vertices and 53 edges such that the degrees of G are only 3 and 7. Suppose

Let G be a simple undirected graph with 18 vertices and 53 edges such that the degrees of G are only 3 and 7. Suppose there are a vertices of degree 7 and b vertices of degree 3. Find a and b. To receive any credit for this problem you must write complete sentences, explain all of your work, and not leave out any details.

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