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18-02-2021
Mathematics

contestada

What is the equation for a line that passes through the points (-4,-3) and (8,12)?

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18-02-2021

Answer:

y = 1.25x + 2

Step-by-step explanation:

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18-02-2021

Answer:

Step-by-step explanation:

( -4 , -3 ) ( 8 , 12 )

12 + 3 15 = 5

8 + 4 12 = 4

↑ slope = 5/4

↓ point slope form: y - y₁ = m ( x - x₁ )

y + 3 = 5/4 ( x + 4 )

y + 3 = 5/4x + 5

-3

y = 5/4x + 2

Answer Link

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