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03-03-2022
Mathematics

contestada

1. 2х + 4y = 26
3х - у = 4

2. 3x + 2y = 16
2x – Зу = 2

Respuesta :

Аноним Аноним

03-03-2022

Answer:

Step-by-step explanation:

1. 2x + 4y = 26

3x - y = 4 => y = 3x -4

2x + 4(3x - 4) = 26

2x + 12x - 16 = 26

14x = 42

x = 3

3(3) - y = 4

y = 5

2. 3x + 2y = 16

2x - 3y = 2

9x + 6y = 48

4x - 6y = 4

13x = 52

x = 4

3(4) + 2y = 16

2y = 4

y = 2

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