its -325
:3
hope this helped gooooood luck ;3

Solution:
Given expression:

<u>Expansion of PEDMAS:
</u>
Parenthesis, Exponents, Division, Multiplication, Addition, Subtraction.
To solve the given expression using pedmas rule.
First solve the expression with parenthesis.

Next do the exponents.

Finally do the addition.

Hence the answer is 80.
21 + -12x=0 I think that is the solutiuon
Answer:
i do not know i am in 7th grade