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Nikitich [7]
4 years ago
5

WILLING TO HELP SOMEONE OUT?? GOOD AT ALGEBRA 2?? THEN COME TO THIS QUESTION AND ANSWER IT!! ALL HELP IS APPRECIATED.

Mathematics
2 answers:
Anna71 [15]4 years ago
8 0
A = m^2 - 9m
B = 1 - 9m^2

2A - B
2(m^2 - 9m) - 1 - 9m^2
2m^2 - 18m - 1 - 9m^2
Combine liked terms
-7m^2 - 18m - 1

Answer:
-7m^2 - 18m - 1

(Hopefully this is what you’re asking for)
jarptica [38.1K]4 years ago
5 0
Wouldnt it be -7m^2-18-1
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What is the value of x?<br> 12 units<br> 15 units<br> 20 units<br> 25 units
Firlakuza [10]

Answer:

The answer is 12 units.

Step-by-step explanation:

Looking at the figure we see that

(1).9^2+x^2=SR^2

(2).16^2+x^2=RQ^2 and

(3).SR^2+RQ^2=(9+16)^2

Now from equations (1) and (2) we have values for SR^2 and RQ^2, so we put those into the equation (3) and get:

9^2+x^2+16^2+x^2=(9+16)^2

\rightarrow 337+2x^2=625

\boxed{\therefore x= 12.}

Therefore the answer is 12 units.

6 0
3 years ago
Read 2 more answers
There is a 0.9968 probability that a randomly selected 50 year old female lives through the year (based on data from the US depa
SashulF [63]

There is a 0.9968 probability that a randomly selected 50-year-old female lives through the year (based on data from the U.S. Department of Health and Human Services).

-------------------

A Fidelity life insurance company charges $226 for insuring that the female will live through the year. If she does not survive the year, the policy pays out $50,000 as a death benefit.

From the perspective of the 50-year-old female, what are the values corresponding to the two events of surviving the year and not surviving?

----

Ans: -226 ; 50,000-226 = 49774

-------------------------

If a 50-year-old female purchases the policy, what is her expected value?

 

WORK TRIED:

In the event she lives, the value is -$226. In the event she dies, the value is $49,774.

----

E(x) = 0.9968*(-226) + 0.0032(49774) = -$66

==================================================

Cheers,

ROR

3 0
3 years ago
If 4 bunnies can eat all the crops in a garden in 10 hours, how long will it take 5 bunnies to eat the same crops?
worty [1.4K]

Answer:

12.5 hours

Step-by-step explanation:

10 / 4 = 2.5

2.5 * 5 = 12.5

7 0
3 years ago
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Soooo this is hard... help?
enot [183]
I just did this test the answer is B :-)
5 0
3 years ago
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PLEASE HELP AND IF ITS WORNG I WILL BE UPSET BECAUSE THIS QUESTION IS ABOUT WILL I DIE OR LIVE
IrinaVladis [17]

Answer:

B/2

Step-by-step explanation:

Jeez better not get this wrong... anyway, to start off the total is 19 books. Adding 5 then adding 3, She returned 8 books to the 19 she checked out. Uhhhh no clear answer.

NOT the first one cause 8 isn't the total. Don't think it would be the last one cause that's no fun. So it's either the second or the third one. The third one also makes no sense cause it only includes the returns from yesterday. I'm going with the second one

6 0
3 years ago
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