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Simplifying
To simplify the expression , the order of operations dictates that the expression inside the parentheses must be evaluated first:
- Simplify inside the parentheses: Compute the subtraction . The full expression becomes .
- Subtract left to right (first operation): Subtracting is the same as adding , so . The expression is now .
- Subtract left to right (second operation): Complete the final subtraction: .
The fully simplified answer is .
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Intermediate Algebra @ OpenStax
Ch.1 Foundations - Intermediate Algebra @ OpenStax
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