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What is 18+ (8+4-9)= Please show step by step
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What is 18+ (8+4-9)= Please show step by step

User NamingException
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2 Answers

4 votes

Answer:

21

Explanation:

PEMDAS

P- Parantheses

E- Exponents

M- Multiplication

D- Division

A- Addition

S- Subtraction

-------------------------

First in Pemdas is parantheses , so you add the 8+4 first because Addition is before subtraction. Which is three, next is 3+18. Which is 21.

User Cong Wang
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2 votes
Answer: 21

Reasoning:
What is 18+ (8+4-9)= Please show step by step-example-1
User KeySee
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