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The point slope form of the equation of a line that passes through points (84) and (0.2) isy - 4 =
(x - 8). What is the
slope-intercept form of the equation for this line?

Respuesta :

Answer:

The slope intercept form of the line passing through (8,4) and (0,2) is

y=1/4 x+2  

Explanation:

The points given are (8,4)and (0,2).

[tex](x_1,y_1 )=(8,4)[/tex]

[tex](x_2,y_2 )=(0,2)[/tex]

To write the slope intercept form of this equation we have to calculate the y intercept and slope.

Slope of a line m is the ratio of the difference between y coordinate to the difference between x coordinate.

It is given by the equation [tex]m= \frac{(y_2-y_1)}{(x_2-x_1 )} =\frac{(2-4)}{(0-8)}= \frac {(-2)}{(-8)}=\frac {1}{4}[/tex]

y intercept b is the value of y when value of x is 0.

b=value of y at (0,y)

Here b=2

slope-intercept form is [tex]y=mx+b[/tex]

[tex]y=1/4 x+2[/tex]