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LuckyWell [14K]
3 years ago
12

I need your help with this!!!​

Mathematics
2 answers:
timama [110]3 years ago
8 0
<h3><u>Method Used:</u></h3>

We will use the point-slope equation to find the slope of this line

We know that according to the point-slope equation:

y = mx + b                  <em>(where m is the slope and b is the y-intercept of the line)</em>

Now, we will find the slope and the y-intercept of the line in order to find the equation of this line

<h2><u>Finding the Equation:</u></h2><h3><u>Finding the Slope:</u></h3>

We know that the formula for finding the slope of a line is:

Slope = Rise / Run

We will check the slope between the points, (-9,0) and (-6,2)

We know that rise = y2 - y1         <em>(y of the second -  y of the first coordinate)</em>

Rise = 2 - 0                                   <em>(replacing the values)</em>

Rise  = 2

We know that Run = x2 - x2        <em>(x of the second -  x of the first coordinate)</em>

Run = -6 - (-9)                              <em>(replacing the values)</em>

Run = 3

Now that we know the values of Rise and Run, we can find the slope

Slope = Rise / Run

Slope = 2 / 3

<h3><u>Finding the Y-intercept:</u></h3>

We know that the y-intercept of a line is the y-coordinate of the point where  the line intersects the y-axis

We can see in the graph that the line intersects the y-axis at the point (0,6)

the y-coordinate of the point (0,6) is 6

Therefore, the line has a y-intercept of 6

<h3><u>Equation of the Line:</u></h3>

We know that the general form for the slope-intercept formula is:

y = mx + b             <em>   (where m is the slope and b is the y-intercept)</em>

<em>replacing the values of slope and y-intercept</em>

y = (2/3)x + 6

Therefore, the equation of the line in the Graph is y = (2/3)x + 6

djverab [1.8K]3 years ago
7 0

Answer: y = 2/3x - 9

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Last option

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{\displaystyle {\overline {x}}}

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{\displaystyle {\overline {x}}} \± Z_{\alpha/ 2}*\frac{s}{\sqrt{n}}

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