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Alenkasestr [34]
3 years ago
5

0.3(n - 5) = 0.4 – 0.2n

Mathematics
1 answer:
Evgen [1.6K]3 years ago
4 0
N=3.8


Steps:


Add 1.5 to both sides.


Combine like terms


Add .2 to both sides


Combine like terms


divide .5 on both sides
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PLEASE HELP THANK YOU
arsen [322]

\mathfrak{\huge{\orange{\underline{\underline{AnSwEr:-}}}}}

Actually Welcome to the Concept of the Similarities.

Since here, first figure is a Triangle, hence similarity of a triangle is given by ratio of it sides and make them equate,

hence for,

1.) 16/12 = x/9 ===> 4/3 = x/9 ===> x = 9*4/3 ==> x = 36/3

hence the value of x is 12 , ===> x = 12 .

2.) here,in the case of a Reactangle the relation is such that, length = 2* breadth,

hence we apply the relation,

x = 2*4.5 ===> x = 9 units.

5 0
3 years ago
How many bracelets are in 3 jars if you have a total amount of 36<br><br> Explain please
Luda [366]
The answer would be 12 since there are 3 jars and 36 bracelets. You divide the 36 bracelets into the 3 jars which gives you 12 bracelets in each jar. Hope this helps!

8 0
3 years ago
Read 2 more answers
24-5 <br> 2 plssssss help
Burka [1]

Answer:

19 or -28

Step-by-step explanation:

is it 24 - 5 or 24 - 52?

4 0
3 years ago
Read 2 more answers
Write the number below as a fraction in its simplest form<br> 0.41 recurring
Tomtit [17]

Answer:

12

Step-by-step explanation:

3 0
2 years ago
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My question is
Eduardwww [97]
So 2 gallons every 5 minutes
2/5= .4
so .4 a minute
and you already have 5 gallons in so those need to be added
m=minutes
y=0.4m + 5 will be what you want to find out if you are looking to find out how much will be there in a certain time
for 50 minutes you will have
y=0.4(50) +5 
20+5
25 gallons
HOWEVER, the equation has to be changed if you want to tell how long you have to wait for it to fill.
m=2.5(g-5)
m=minutes
g= gallons
you subtract 5 because they are already there
you multiply by 2.5 because it fills at a rate of 1 gallon every 2.5 minutes.
m=2.5(1500-5)
for the sake of it being easier i will do the -5 separately
2.5(1500 = 3750
2.5(-5= -12.5
3750-12.5
3737.5 minutes to fill the pool.
3720/60 = 62
17.5/60 = .292
62.292 hours to fill the pool.
p.s. you have a really slow hose.
Its good you didn't wait for it to fill, you would have died from lack of water before then if you just sat and waited. 

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3 0
3 years ago
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