The Graph 1 represents equation x =3.
What is a graph ?
A graph is a structure amounting to a set of objects in which some pairs of the objects are in some sense "related".
The objects correspond to mathematical abstractions called vertices and each of the related pairs of vertices is called an edge.
It is given that the equation is
x=3
Among the graph given the equation is satisfied in graph 1
At every point in the graph x =3.
Therefore Graph 1 represents equation x =3.
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