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fredd [130]
3 years ago
7

A children's inflatable pool takes 22 minutes to fill with an electric air pump. It takes 50 minutes to let the air out of the p

ool. If the pools valve is accidentally left open, how long will it take to fill the pool?
Mathematics
1 answer:
WARRIOR [948]3 years ago
6 0
Im assuming it has the same amount of air pressure so it wold take roughly  double the time. So I would say 44 minutes.
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Answer number 1 and use the lattice board I set up
Aneli [31]
6*3=18
5*3=15
6*4=24
5*4=20
then you would add the columns and you would get 1,904
It would be easier to show you.
7 0
3 years ago
Bonjour , je n'arrive pas a faire ces calcules quelqu'un pourrais m'aidez Voici les calculs : 1 sur 4 - 3 sur 4 et calculer un p
Gre4nikov [31]
Bonjour! 
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:)

3 0
3 years ago
Is -8 - 2(3+2n)+7n equivalent to -30 - 13n​
soldi70 [24.7K]

Answer:

The terms are not equivalent

Step-by-step explanation:

-8 - 2(3+2n)+7n

Distribute the 2

-8 -6-4n+7n

Combine like terms

-14 +3n

That is not equal to -30 -13n

The terms are not equivalent

4 0
3 years ago
Can you teach me how to do these?? plzaa
Nitella [24]
If we are simplifying, ⅜ ab³a⁴ is
⅜a^5b³. when multiplying like bases you add exponents

second is xy²/2. when dividing like bases you subtract exponents
8 0
3 years ago
Read 2 more answers
The difference of a number and 6 is the same as 5 times the sum of the number and 2. What is the number?
S_A_V [24]

Step-by-step explanation:

Lets consider the unknown number as x

according to the question,

6-x= 5(x+2)

6-x= 5x+10

-x-5x=10-6

-6x=4

x=4/-6= 2/-3

x= -2/3

<em>hope this helps </em>

<em>please mark me as brainliest.</em>

6 0
3 years ago
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