Respuesta :

Answer:

The answer would be 11

Step-by-step explanation:

First, follow the order of operations so do the parentheses first.

30-2(7+2)-1

30-2(9)-1

Then multiplication

30-18-1

Then left to right

12-1

Then again

So your answer is 11

Answer:

11

Step-by-step explanation:

7+2=9

2x9=18

30-18=12

12-1=11