vbarco26 vbarco26

03-01-2022
Mathematics

contestada

Solve, 8x-2y=10, 3x-y=9

Respuesta :

Аноним Аноним

04-01-2022

Answer:

Step-by-step explanation:

3x - y = 9

y = 3x - 9

8x - 2y = 10

8x - 2(3x - 9) = 10

8x - 6x + 18 = 10

2x = -8

x = -4

y = 3(-4) - 9

y = -21

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