Respuesta :

Answer:

y = 2

The variable is equal to 2

Step-by-step explanation:

9y + 3 = 21

      -3    -3

9y = 18

Divide both sides by 9

y = 2

Advent5647

Answer:

y = 2

Step-by-step explanation:

Step 1:

9y + 3 = 21          Equation

Step 2:

9y = 18        Subtract 3 on both sides

Step 3:

y = 18 ÷ 9        Divide

Answer:

y = 2

Hope This Helps :)

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