geraldescobar11 geraldescobar11

18-02-2020
Mathematics

contestada

3х + Зу = 8
2х - у = 5
what is the solution?????

Respuesta :

igoroleshko156 igoroleshko156

18-02-2020

Answer:

x = 23/9

y = 1/9

Step-by-step explanation:

2x - y + y - 5 = 5 + y - 5

2x - 5 = y

3x + 3(2x - 5) = 8

3x + 6x - 15 = 8

9x/9 = 23/9

x = 23/9

2x - 5 = y

2(23/9) - 5 = y

46/9 - 5 = y

1/9 = y

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