Answer:
B.18
Step-by-step explanation:
2+1+3
3+3=6
6+5=11
11+7=18
+6
Just do .
(-8,-4) and (-2,5). at reflect on x axis
4.8 feet.
have a goodnight love :)
A. 2.8 billion years old
1/16 = (1/2)^4, so 4 half-lives have elapsed.
4 · 0.700 billion years = 2.8 billion years
The rock is 2.8 billion years old.
