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11-01-2021
Mathematics

contestada

-x + 4y = -4
y = 1/2x -2

Respuesta :

11177420 11177420

12-01-2021

(x, y) = (6, 1)

Step-by-step explanation:

-x + 4y = -4

y = 1/2x -2

-x + 4(1/2x - 2) = -4

-x + 2x - 2 = 4

x = 4 + 2

x = 6

y = 1/2x - 2

y = 1/2 x 6 - 2

y = 3 - 2

y = 1

(x, y) = (6, 1)

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