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ozzi
3 years ago
14

WILL MAKE BRAINLIEST!

Mathematics
2 answers:
dybincka [34]3 years ago
8 0
1.)  x= 1/2   You solve for x by cross multiplying      2.) x= -1  Hope I helped and You're very welcome. :3 Thank you comment. :P
Iteru [2.4K]3 years ago
6 0

Answer: option C. or -1/2

Step-by-step explanation:hope u needed this

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What is 3/5 written as a decimal?<br><br><br> 0.12<br><br> 0.3<br><br> 0.6<br><br> 1.67
Alenkasestr [34]
0.6 because 3 divided by 5 = 0.6 Hope this helps!
6 0
2 years ago
Read 2 more answers
What is the formula for a triangle prism
vekshin1

Answer:

Remember the formula for calculating volume is: Volume = Area by height. V = A X h.

For a triangle the area is calculated using the formula: Area = half of base by altitude. A = 0.5 X b X a.

So to calculate the volume of a triangular prism, the formula is: V = 0.5 X b X a X h.

Step-by-step explanation:

hopefully this helps :)

4 0
3 years ago
While traveling to Europe phlegm exancheged 250 US dollars he spent 150 euros on his trip after returning to the United States h
anzhelika [568]
1euro = 1.3687 USD 

So 150 Euros = 150*1.3687 USD 

=<span>205.305 USD 

So he spent $205.305 USD on his trip. 

He started off with $250 so to find the amount left we just take 

250 - 205.305 

= $44.695 

Or 44 dollars and 69.5 cents. It's a weirdly exact amount, sure, but the question had a very precise exchange rate, so we'll assume this is fine. </span>
4 0
3 years ago
Y=x+2<br> Y=x-1<br> How many solutions does the system of equations have
Mkey [24]

Answer:

the system has no solutions

Step-by-step explanation:

substract both equations and the result will be:

y - y = x - x + 2 + 1

0  = 3   is incompatible, so, no solution

6 0
3 years ago
Based on FAA estimates the average age of the fleets of the 10 largest U.S. commercial passenger carriers is 13.4 years with a s
Aliun [14]

Answer : 0.0129

Step-by-step explanation:

Given : Based on FAA estimates the average age of the fleets of the 10 largest U.S. commercial passenger carriers is \mu=13.4 years and standard deviation is \sigma=1.7 years.

Sample size : n=40

Let X be the random variable that represents the age of fleets.

We assume that the ages of the fleets of the 10 largest U.S. commercial passenger carriers are normally distributed.

For z-score,

z=\dfrac{x-\mu}{\dfrac{\sigma}{\sqrt{n}}}

For x=14

z=\dfrac{14-13.4}{\dfrac{1.7}{\sqrt{40}}}\approx2.23

By using the standard normal distribution table , the probability that the average age of these 40 airplanes is at least 14 years old will be :-

P(x\geq 14)=P(z\geq2.23)\\\\=1-P(z

Hence, the required probability = 0.0129

6 0
3 years ago
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