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Mamont248 [21]
3 years ago
12

Step by step to get answer

Mathematics
1 answer:
ELEN [110]3 years ago
3 0

Use PEMDAS

Parentheses

Exponents

Multiplication (L-R)

Division (L-R)

Addition (L-R)

Subtraction (L-R)

(30-9+3)+9

(21+3)+9

24+9

33

33 is your answer

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