Pre-algebra

Ron Larson, Laurie Boswell, Timothy D. Kanold, Lee Stiff

$Math Studyset 91影视 Explanations$ Math

Common Core Edition 路 183 pages

ISBN: 9780547587776

Chapter 1: Q8. (page 18)

Evaluate the expression $4 [15 鈭� (2 + 5)]$

Short Answer

Expert verified

The value of expression $4 [15 鈭� (2 + 5)]$ is $32$

Step by step solution

Step-1 – Use the rule of Product

According to the rule of product if there are a ways of doing something and b ways of doing another thing, then there are ways to perform both of these actions

Step-2 – Use of addition

Always same sign of numbers add together in the expression

Step-3 – Calculation

To evaluate the expression $4 [15 鈭� (2 + 5)]$ it is needed to add 5 and 2 and then subtract result from 15 and then multiply the result 4

$\begin{array}{l} 4 [15 鈭� (2 + 5)] = 4 [15 鈭� (7)] \\ 4 [15 鈭� (2 + 5)] = 4 [8] \\ 4 [15 鈭� (2 + 5)] = 32 \end{array}$

So, the value of the expression $4 [15 鈭� (2 + 5)]$ is $32$

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91影视

Evaluate the expression $4 [15 鈭� (2 + 5)]$

Short Answer

Step by step solution

Step-1 – Use the rule of Product

Step-2 – Use of addition

Step-3 – Calculation

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91影视

Evaluate the expression 4[15鈭�(2+5)]

Short Answer

Step by step solution

Step-1 – Use the rule of Product

Step-2 – Use of addition

Step-3 – Calculation

One App. One Place for Learning.

Most popular questions from this chapter

Recommended explanations on Math Textbooks

Probability and Statistics

Statistics

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Theoretical and Mathematical Physics

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Study anywhere. Anytime. Across all devices.

Evaluate the expression $4 [15 鈭� (2 + 5)]$