Question

Simplify. $$ (-10)(-17.5) $$

Name: Problem 29, Chapter 15: Elementary and Intermediate Algebra
Uploaded: 2020-05-18T20:15:23-08:00
Duration: 26 s
Channel: Julie Silva
Description: Simplify. (-10)(-17.5)

   Simplify.
$$
(-10)(-17.5)
$$

Elementary and Intermediate Algebra

Marvin L. Bittinger,… 4th Edition

Chapter 15, Problem 29

Instant Answer

Solved by Expert Julie Silva

05/18/2020

Step 1

So, we multiply 10 by 17.5. When we multiply by 10, we move the decimal point one place to the right, so 17.5 becomes 175. Show more…

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Simplify. $$ (-10)(-17.5) $$

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Key Concepts

Multiplication

Multiplication is a basic arithmetic operation that combines numbers to find a product. This process involves combining repeated groups and follows properties like commutativity and associativity, ensuring that the order in which numbers are multiplied does not change the result.

Negative Numbers

Understanding negative numbers is essential in arithmetic operations. The rule that the product of two negative numbers is positive is crucial for simplification. This rule arises from the definition of multiplication as repeated addition and helps in correctly determining the sign of the product.

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