Question

Multiply. $$-8(2.8 r-1.4)$$

Name: Problem 24, Chapter 5: Prealgebra
Uploaded: 2020-07-22T20:59:43-08:00
Duration: 29 s
Channel: Tiffany Tran
Description: Multiply. -8(2.8 r-1.4)

   Multiply.
$$-8(2.8 r-1.4)$$

Prealgebra

Alan S. Tussy, R.… 4th Edition

Chapter 5, Problem 24

Instant Answer

Solved by Expert Tiffany Tran

07/22/2020

Step 1

This means multiplying -8 by 2.8r and then by -1.4. Show more…

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Multiply. $$-8(2.8 r-1.4)$$

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Key Concepts

Multiplication of Real Numbers

Multiplication of real numbers encompasses multiplying integers, decimals, and negative numbers. This concept is key in combining different types of numbers, ensuring that operations adhere to rules such as sign determination and decimal arithmetic, which are essential for correctly simplifying and solving expressions.

Distributive Property

The distributive property allows you to multiply a single term outside a parenthesis with each term inside the parenthesis. This property is fundamental in algebra for expanding expressions and simplifying equations, as it turns a multiplication over an addition or subtraction into separate, simpler multiplications.

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