Respuesta :

Answer:

the correct answer is A.1

the result is explained below in the photo

Ver imagen nikki2818

Answer:

y = 1

Step-by-step explanation:

2x + y = 7

x = 3

plug in 3 for x

2(3) + y = 7

Multiply 2 * 3

6 + y = 7

Therefor y = 1