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aniked [119]
2 years ago
6

Question 3

Mathematics
1 answer:
Ymorist [56]2 years ago
5 0

To write an equation to represent a given information, the equations are to

expresses the information conveyed in the situation.

The two equations that represent the given information are;

  • <u>x + y = 25</u>
  • <u>5.6·x + 4·y = 133.6</u>

Reasons:

The given information are;

Mass of the large boxes = 5.6 kg

Mass of the small boxes = 4 kg

Number of boxes delivered = 25 boxes

Total mass of the boxes delivered = 133.6 kg

Number of the 5.6 kg box delivered = x

Number of the 4 kg boxes delivered = y

Required:

To form two equations in terms of <em>x</em> and <em>y</em> to represent the situation.

Solution:

The two equations are;

  • The number of boxes delivered = <u>x + y </u><u>= 25</u>
  • Total weight of the boxes delivered = <u>5.6·x + 4·y </u><u>= 133.6</u>

<em>Solving the above equations with a graphing calculator gives;</em>

  • <em>x = 21, y = 4</em>

<em />

Learn more about writing equations here:

brainly.com/question/15790322

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Kazeer [188]

Answer:

$13,616

Step-by-step explanation:

For each year we will have to constantly decrease it by 7.5%

23,500 - 7.5%

= 21,737.5

= 21,737.5 - 7.5%

= 20,107.1875

= 20,107.1875 - 7.5%

= 18599.1484375

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= 17204.2123047

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= 15913.8963818

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= 14720.3541532

= 14720.3541532 - 7.5%

= 13616.3275917

Definitively we will get the answer $13,616

8 0
3 years ago
16y=14+9y please answer 23 points
NeTakaya

Answer:

<h2>y = 2</h2>

Step-by-step explanation:

16y=14+9y\qquad\text{subtract}\ 9y\ \text{from both sides}\\\\16y-9y=14+9y-9y\\\\7y=14\qquad\text{divide both sides by 7}\\\\\dfrac{7y}{7}=\dfrac{14}{7}\\\\y=2

4 0
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For the function y=3x^2-12x+4 , what’s the mirroring point for the y-intercept? (x,y) form please
Slav-nsk [51]

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Step-by-step explanation:

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vladimir2022 [97]
The answer is A, C ,B
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Step-by-step explanation:

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