Answer
See graph
Work Step by Step
$$(x-4)^2+y^2=7$$
This is a circle with center (4,0). The radius is $\sqrt7$.
Points are:
$$(4+\sqrt7,0)$$
$$(4-\sqrt7,0)$$
$$(4,\sqrt7)$$
$$(4,-\sqrt7)$$
Approximate these values with a calculator, plot on a graph, and connect with a smooth circle.