Serves as most of the georgia-south carolina boundary
· forms lake hartwell in eastern georgia
· lies in the piedmont and coastal plain regions.

these are all describing what georgia river?

a)
flint

b)
savannah

c)
ocmulgee

d)
chattahoochee

These are all describing the savannah river due to the fact that ithat river forms the border with South Carolina. Option B is correct.

The Savannah River constitutes a major river in the southeastern United States, which forms most of the border between the states of Georgia and South Carolina. The river is about 301 miles (484 km) long. The confluence of the Tugaloo River along with the Seneca River form the Savannah River.

for this case we have the following equation:

we apply distributive property to the terms within parentheses.

subtracting 2 on both sides of the equation: