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prisoha [69]
2 years ago
10

The sum of two numbers is 19 and their difference is 5. What are the two numbers?

Mathematics
2 answers:
Setler79 [48]2 years ago
7 0

Answer:

your answers will be 12 and 7

Step-by-step explanation:

a few points to help that are related to numbers

Sum of two odd numbers will always be even.

Sum of two even numbers will always be even.

Sum of one odd and one even number will always be odd.

Let the both numbers be first and second.

According to the problem statement:

first + second = 19

first – second = 5

Add both equations:

first + second + first – second = 19 + 5

2 * first = 24

first = 24 / 2

first = 12

So from this we get first = 12, put this value in any equation i.e.

first + second = 19 (Put the value of first in this equation)

12+ second = 19

second = 19 – 12

second = 7

So, the numbers are 12 and 7.

vovikov84 [41]2 years ago
5 0

Answer:

7 and 12

Step-by-step explanation:

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Step-by-step explanation:

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A submarine is only allowed to change its depth by rising toward the surface in 50 METER STAGES. it starts off at -225 meters. H
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The diagram shows a circular pond, of radius r metres, surrounded by a circular path.The circular path has a constant width of 1
Alenkasestr [34]

The formula for calculating the area of a circle is expressed as;

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Since the  area of the path is equal to the area of the pond, hence;

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Expand the parenthesis

r²+3r + 2.25 = 2r²

r²+3r + 2.25 - 2r² = 0

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r² - 3r - 2.25 = 0

Multiply through by 2

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<em>This proves the required equation</em>

<em />

Learn more on area of composite figures here: brainly.com/question/15981553

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3 years ago
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Step-by-step explanation:


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4 years ago
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