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15-12-2021
Mathematics

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Find the slope of a line passing through the points A (-3,-5) and B( -4,-8).

Respuesta :

15-12-2021

Answer:

y = 3x + 4

Step-by-step explanation:

→ Find the change in x

-8--5 = -3

→ Find the change in y

-4--3 = -1

→ Divide them by each other

y = 3x + c

→ Substitute in ( -3 , -5 )

-5 = -9 + c

→ Find c

c = 4

→ Rewrite equation

y = 3x + 4

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