The place value of 7 in 0.724 is the tenth place.
3(x-1)=2x+5
3x-3=2x+5
3x-2x=3+5
x=8
Answer is 70
Absolute value is just the positive value so 35+35 = 70
Answer:
I think it's B.
Step-by-step explanation:
Sorry if I'm wrong :/
The answer is b because 95 confidence is interval for the mean lifespan
