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Helga [31]
3 years ago
10

Help ._. .-. please...........................

Mathematics
1 answer:
Tasya [4]3 years ago
3 0
<span>2x+38=180 since all triangles add up to 180 and we have 38 as a degree we have to find the value of

2x=180-38

2x=142

x=142÷2

x=71</span>
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Which graph shows the solution set of ?
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Answer:

The questions should be on the top of each question as they come.

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Solve each system of equations (show steps) y=2x x+y=12
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Im learning this too right now hope this helps

1.you get y by itself and put what y equals where y is in the other equation
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Step-by-step explanation:

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jekas [21]

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a 49/64

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In the year 2000, there were 200,000 cell phone subscribers in a city in new york. the number of subscribers increased by 60 per
Semmy [17]

The equation can be used to model the number of subscribers, y, in the city t years after 2000 is  y = 200,000(1+60)t.

<h3>What is an equation?</h3>

An equation is a mathematical statement that is made up of two expressions connected by an equal sign. For example, 3x – 5 = 16 is an equation. Solving this equation, we get the value of the variable x as x = 7.

The first step is to calculate the percentage increase for each year.

If the subscribers increase by 60%, it means that the subscribers will be (100+60)% of the previous year.

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For the following years the 200,000×(1+0.6)t

So, the value of y will be given by,

Y=200,000(1+0.6)t

Hence,The equation Y=200,000(1+0.6)t .

To learn more about equation from the given link:

brainly.com/question/10270435

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