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rodikova [14]
2 years ago
5

-18x − 2x − 20x − -13x − -9x = 18

Mathematics
1 answer:
Roman55 [17]2 years ago
6 0

Answer:

x = -1

Step-by-step explanation:

-18x - 2x - 20x - (-13x) - (-9x) = 18

First Collect like terms

-18x - 2x - 20x + 13x + 9x = 18

-18x = 18

Divide both sided by -18\

x = -1

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The domain and range of each given relation is:

1. Domain - {3, 4, 5, 6, 7}

Range - {5, 15, 20, 25, 30}

2. Domain - {-1}

Range - {2, 4, 6, 8, 10}

3. Domain - {-6, -5, -3, -2}

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<h3>What is the Domain and Range of a Relation?</h3>
  • A pair of values of a relation is represented as (x, y).
  • The domain of a relation consists of all x-values.
  • Range consist of all y-values.

Thus, the domain and range of each given relation is:

1. Domain - {3, 4, 5, 6, 7}

Range - {5, 15, 20, 25, 30}

2. Domain - {-1}

Range - {2, 4, 6, 8, 10}

3. Domain - {-6, -5, -3, -2}

Range - {1, 0, -1, -2, -3}

Learn more about relation on:

brainly.com/question/1579288

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2 years ago
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GrogVix [38]
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Troyanec [42]
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3 years ago
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liraira [26]

Answer:

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Step-by-step explanation:

I'm 99% sure you know the answer to this and didn't have to resort to this website.

3-5 = -2

Subtracting negative numbers means it becomes positive.

So the gist is that your adding 4 and 2 which is 6.

6 0
3 years ago
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