Solve
-Because of the Increase in Traffic Between Springfield and Orangeville

Solve.
-Because of the increase in traffic between Springfield and Orangeville, a new road was built to connect the two towns. The old road goes south $x$ miles from Springfield to Freeport and then goes east $x + 3$ miles from Freeport to Orangeville. The new road is 9 miles long and goes straight from Springfield to Orangeville. Find the number of miles that a person saves by driving the new road over the old one.

A) $\frac{3}{2}+\frac{3 \sqrt{17}}{2}$ miles
B) $-\frac{3}{2}+\frac{3 \sqrt{17}}{2}$ miles
C) $3 \sqrt{17}-9$ miles
D) $3 \sqrt{17}+9$ miles