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Stella [2.4K]
2 years ago
10

The temperature of a mixture is decreasing by 5∘ every hour. When it was first mixed, its temperature was recorded at −20∘.

Mathematics
1 answer:
timofeeve [1]2 years ago
3 0
What do i need to do to solve it?
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If the population of Alaska in 2000 was
madreJ [45]

Using mathematical operations, the population of Alaska in 2050 will be 8,99,500.

<h3>What are mathematical operations?</h3>
  • An operation is a function in mathematics that transforms zero or more input values into a clearly defined output value.
  • The operation's arity is determined by the number of operands.
  • A mathematical action is called an operation. Mathematical operations include addition, subtraction, multiplication, division, and finding the root.

So, the population in 2050:

  • Population increases from 2000 to 2020:
  • 733,000 - 622,000 = 1,11,000
  • Population change in 20 years = 1,11,000
  • In 10 years = 1,11,000/2 = 55,500

So, poulation in 5050:

  • 2020 (20 years) ⇒ 2040 (00 years) ⇒2050
  • = 733,000 + 1,11,000 + 55,500
  • = 8,99,500

Therefore, using mathematical operations, the population of Alaska in 2050 will be 8,99,500.

Know more about mathematical operations here:

brainly.com/question/20628271

#SPJ13

5 0
1 year ago
Is |4x+2|+6=0 no solution, all real numbers, 0, and 2
algol [13]

                                        <u>|4x + 2| + 6 = 0</u>

Subtract  6  from each side:  |4x + 2| = -6

But the absolute value of a number is always positive.
No value of 'x' can ever make  |4x + 2|  negative.

So the equation has <em>no solution</em>.


7 0
3 years ago
What is the cost of the bill if a drink costs $3, a meal costs $20, an appetizer costs $5.50 and a slice of cake cost $3. 75?​
skelet666 [1.2K]
32.25 is the cost of the bill
8 0
3 years ago
A mosaic at the art museum is divided into 6 sections that each contain about the same number of tiles. There are 2,889 tiles to
AlexFokin [52]

Answer

Find out the how many tiles are in each section .

To prove

Let us assume that the number of tiles are in section are be x.

As given

A mosaic at the art museum is divided into 6 sections that each contain about the same number of tiles.

There are 2,889 tiles total in the mosiac .

Than the equation becomes  

6 × x = 2889

x = \frac{2889}{6}

x = 481.5

Therefore the total number of tiles in each sections are 481.5 .


7 0
3 years ago
AABC is isosceles.<br> AB = 3x - 4 and BC = 5x - 10.<br> AB = [?]
Schach [20]

If AB = BC then set up the equation 3x - 4 = 5x - 10

Subtract 3x.

-4 = 2x - 10

Add 10.

6 = 2x

Divide by 2.

3 = x

AB is 3x - 4 so

3(3) - 4

9 - 4

5.

AB = 5

If AB is not equal to BC then this is not solvable.

But if they are I am sure AB = 5.

Hope this helps

4 0
3 years ago
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