Respuesta :

Advent5647

Answer:

B. 3y + 4

Step-by-step explanation:

Step 1:

3 (y - 1) + 7

Step 2:

3y - 3 + 7

Answer:

3y + 4

Hope This Helps :)
use distributive property. 3xY, 3x -1, +7
so the answer is 3y-3+7. you combine like terms and get B. 3y+4

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