Respuesta :

Answer:

21

Step-by-step explanation:

30-(3*3)

Follow the rule:

PEMDAS

parenthesis, exponents, multiplication, division, addition, subtraction.

Since we know that multiplication comes first before subtraction in PEMDAS, we do multiplication first. We can also put PARENTHESES around (3*3) because the multiplication comes first.

So:

30-(6)=

21!

Hope this helps, have a good day. c;

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