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monitta
3 years ago
13

What property is this 5x + 3 = 1 5x = -2

Mathematics
1 answer:
igor_vitrenko [27]3 years ago
8 0
It is the subtraction property of equality
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The number of tourists at the beach per weekend in July was 55,000, In November, the number of tourists per weekend was 18,000.
Ganezh [65]

Answer:

The percentage change from July to November is 67.27 %

Step-by-step explanation:

Given as :

The number of tourists at the beach per weekend in the month of July = x_1 = 55,000

The number of tourists at the beach per weekend in the month of November = x_2 = 18,000

Let the percentage change from July to November = A %

Or,  % decrease change = \dfrac{\tetxtrm new value - \textrm old value}{\textrm old value} × 100

So , A % = \dfrac{\tetxtrm [tex]x_2   - \textrm  x_1 }{\textrm  x_1 }[/tex] × 100

or, A % = \frac{55000 - 18000}{55000} × 100

Or, A % = \frac{37000}{55000} × 100

Or, A  = 67.27 %

So percentage change between two months = 67.27 %

Hence The percentage change from July to November is 67.27 % Answer

6 0
3 years ago
Newton’s law of cooling states that the temperature of an object changes at a rate proportionalto the difference between the tem
Verizon [17]

Answer:

\frac{dT}{dt} = -0.05\;min^{-1}  (T-70\ºF)

Step-by-step explanation:

Hi!

Lets call:

T = temprature of the object

T₀ = temperature of surroundings

t = time

The rate of change of T is its derivative with respecto to time. If T > T₀, the object looses heat, so T decreases. Then, being k > 0:

\frac{dT}{dt} = -k(T-T_0) \\

In this case T₀ = 70ºF and k = 0.05/min. Then the differential equation is:

\frac{dT}{dt} = -0.05\;min^{-1}  (T-70\ºF)

3 0
3 years ago
Please help me asap.​
KonstantinChe [14]

Answer:

<T

Step-by-step explanation:

You can tell that the angles and length of the triangles are equal from the marks. For example, angle J has 2 lines on its angle so i looked for the other angle with 2 lines on it which happens to be angle S.

Comment if u dont understand

3 0
2 years ago
Yuki is buying bunches of carrots.
kirill115 [55]

Answer:

it would be 12 righhht?? because if each bunch is 6 and she has 2 bunches you would add 6+6 and get 12!! i thinkkkk or multiply :))

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
At noon the temperature was 6°c over the next five hours the temperature dropped another 8 degrees Then every hour until 9:00 te
Sergio039 [100]

Answer:

The temperature at 9:00 is 14° C.

Step-by-step explanation:

At noon, the temperature was 6° C.

By 5:00, the temperature had dropped to -2° C.

Every hour until 9:00, the temperature rose 4°, so 4•4 is 16.

16 + -2 is 14.

So, the temperature at 9:00 is 14° C.

8 0
3 years ago
Read 2 more answers
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