Answer:
SteEarth's surface covered by water is 352,000,000 + 9 x 10^6 = 352,000,000 + 9,000,000 = 361,000,000 = 3.61 x 10^8p-by-step explanation:
Answer: C
Step-by-step explanation:
I remember this test
n = -2
6n = 2n-8
4n = -8