Nearest tenth 243.9
nearest hundredth 243.88
nearest thousand 243.876
nearest ten 244
Answer:

Step-by-step explanation:
You can multiply on the upper and bottom part by the same number without changing the fraction so 
Answer:
is there any data?
Step-by-step explanation:
the "given data" would really help
Answer:
3.93 (approx.)
Step-by-step explanation:
3 ^ x + 6 = 3 ^ 4 can be rewritten as 3 ^ x = 3 ^ 4 - 6, or
3^x = 81 - 6 = 75.
Then 3^x = 75, or
x*ln 3 = ln 75
Solving for x:
x = (ln 75) / (ln 3) = 3.93 (approx.)