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nata0808 [166]
3 years ago
13

I need some help please

Mathematics
1 answer:
zvonat [6]3 years ago
5 0
10 x 10 = 100  80 x 80 =6400 6400-100= 6300 so that would have to be  3150ft.

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Helpppppp meeeeeeeer
elixir [45]
1/5 is your answer, sorry if it is wrong but I think it os right :)
5 0
3 years ago
a swimming pool is 130 feet long and the length is 3 times the width plus 10 feet. Let x be the width of the pool. how wide is t
kondor19780726 [428]

Answer:Perimeter of a rectangle is 2*the length plus 2*the width

P = 2L + 2W and P = 130, so

L + W = 65

Three times the length is equal to 10 times the width, giving

3L = 10W

Substituting into the above for L = 65 – W,

3(65 – W) = 10W

195 – 3W = 10W

195 = 13W

W = 195/13 = 15

W = 15 yards,

And L = (10/3)W = (10/3)*15 = 50

L = 50 yards

Step-by-step explanation:

5 0
3 years ago
-12=24+4b will give Brainly
Phantasy [73]

Answer:

-9 = b

Step-by-step explanation:

-12=24+4b

subtract 24 from both sides

-36 = 4b

divide both sides by 4 to get variable by itself

-9 = b

6 0
3 years ago
Read 2 more answers
Which scenarios have a posItive correlation. MARK ALL THAT APPLY. *
Anit [1.1K]

Answer:

Step-by-step explanation:

well the negative correlations are the number of calories consumed and the amount of weight lost by a person and the thickness of the ice on a lake and the likelihood of falling through the ice.

Negative correlation is defined as an inverse relationship between two entities. If entity 1 increases, entity 2 decreases and if entity 2 increases, then entity 1 decreases.

So the postive are

the temperature outside and the number of pool guests

the number of children assigned to a class and the number of desks

the number of children assigned to a class and the number of desks

the price of apples and the number of giraffes in Africa

6 0
3 years ago
19x+rx=-37+w <br><br><br> solve for x
ipn [44]

Factor the left side:-

x (19 + r) = -37 + w

x = ( -37 + w) / (19 + r) Answer


3 0
3 years ago
Read 2 more answers
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