Respuesta :

Answer:

3

Step-by-step explanation:

plus these 2 equation can get

5y = 15

y = 3

Answer:

3

Step-by-step explanation:

2x + 3y = 9

3y = -2x + 9

y = -2/3x + 3

-2x + 2y = 6

2y = 2x + 6

y = x + 3