Answer:
The right answer is "
".
Step-by-step explanation:
The given values are:



As we know,
95% confidence for
will be:
= 
The lower bound will be:
= 
= 
The upper bound will be:
= 
= 
Thus the right answer is "
"
Answer:
Step-by-step explanation:
7+5b²-2a²+7b²+66-20a-3
first collect like terms
5b²+7b²-2a²-20a+7-3
12b²-2a²-20a+4
hope it's helpful
THANK YOU.
The answer to this one is B. Good luck with life.
Answer:
54+2.50x=4.75x
x=24 video games
Step-by-step explanation:
54+2.50x=4.75x
54=2.25x
x=24
Check answer:
54+2.5(24)=2.25(24)
114=114