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Nadusha1986 [10]
3 years ago
9

Please help me with this

Mathematics
1 answer:
8_murik_8 [283]3 years ago
6 0
The modeling with mathematical expressions allow to make predictions about the thing being modeled. For example, we can predict if the population of the country will decrease or increase. What velocity has to have the spaceship to get to the other planet. How long it takes travel from on city to another by plane and by car. How many schools should be build during next 10 years. 
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PLEASE HELP NEED HELPPPP BAD PLS
Bad White [126]

Answer:

Step-by-step explanation:

x=2

y=3

z=4

2+7=9

3+21=24

12+4=16

4+3=7

2*3=6

4 0
3 years ago
Wendy walked 2miles in 30 minutes. At this rate, how many miles could Wendy walk in 90 minutes
Vlad1618 [11]

Answer:

6 miles in 90 minutes

Step-by-step explanation:

Since wendy is walking at a fair constant rate, you would multiply 3x30 to get 90 minutes and you will multiply 2x3 to get 6 miles

7 0
3 years ago
Read 2 more answers
Which pack of cookies can be shared 15,11,19,23?​
lubasha [3.4K]
The answers 15.

Explanation: you can’t evenly divide the other option choices
3 0
3 years ago
What is the ans. if you Round 5.42 to the nearest tenth
FromTheMoon [43]

The next larger tenth is  5.5 .
The next smaller tenth is  5.4 .

5.42  is closer to  5.4  than to  5.5 .

So  5.4  is the nearest tenth.

8 0
3 years ago
Read 2 more answers
What equation represents a population of 300 animals at the crease and an annual rate of 23%
vodka [1.7K]

Answer:

<h2>300 + 69x</h2>

Step-by-step explanation:

Given initial population of animals = 300 animals

If the population increases by 23% annualy, yearly increment will be expressed as:

Yearly increment = 23% of 300

Yearly increment = 0.23*300

Yearly increment for = 69

Let the total number of years of be x

Increment after x years = 69x

Increase in population of animals after x years with an annual rate of 23% = Initial population + Increment after x years

= 300 + 69x

<em>Hence, the equation represents a population of 300 animals at the increase and an annual rate of 23% is expressed as 300 + 69x</em>

7 0
4 years ago
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