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14-12-2021
Mathematics

contestada

Find the equation of the line passes through the points (-1,5) and (3,13)

Respuesta :

14-12-2021

Answer:

y = 2x + 7

Step-by-step explanation:

→ Find the gradient

[tex]\frac{13-5}{3--1} =2[/tex]

→ Write into y = mx + c format

y = 2x + c

→ Substitute in x = -1 and y = 5

5 = -2 + c ∴ c = 7

→ Write into y = mx + c format

y = 2x + 7

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