rubymalfoy61 rubymalfoy61
  • 16-03-2022
  • Mathematics
contestada

Find the equation of the line that passes through points A and B.
(A (4, 7)
B (2, 3)

Respuesta :

Аноним Аноним
  • 16-03-2022

Answer: y = 2x -1

Step-by-step explanation:

y/x =

(7-3)/(4-2) =

4 / 2 =

2

y= ax + b. With a = 2 so...

y = 2x + b

This goes through (4,7) and (2,3)

7 = (2 x 4) + b

7 = 8 + b

-1 = b

Or

3 = (2 x 2) + b

3 = 4 + b

-1 = b

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