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viva [34]
3 years ago
12

What is the equation of the line given the two points(-1,-6) and (-3, -8)​

Mathematics
2 answers:
Charra [1.4K]3 years ago
8 0

First find the gradient

\frac{y2 - y1}{x2 - x1}  =  \frac{( - 8) - ( - 6)}{( - 3) - ( - 1)}  =  \frac{5}{2}

then using the formula y-y1 = m(x-x1)

y - (-6) = 5/2(x-(-1))

y + 6 = 5/2 (x+1)

2y + 12 = 5x + 5

2y - 5x = 5-12

2y - 5x = -7

5x - 2y = 7

so equation of the line is 5x -2y = 7

<em>Sorry</em><em> </em><em>if</em><em> </em><em>im</em><em> </em><em>wrong</em>

Thepotemich [5.8K]3 years ago
3 0

Answer:

y=x-5

Step-by-step explanation:

First we need to find the slope.

(-8+6)/(-3+1)

-2/-2

So the slope is 1

Using -1,-6 because we know the slope is 1, if we add 1 to x, we add 1 to y

So the y intercept is 0,-5

The equation is y=x-5

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