Q2B. Evaluate the expression 20鈭�7+8... [FREE SOLUTION]

91影视

Algebra 1

Carter, Cuevas, Day, Holiday, Luchin

$Math Studyset 91影视 Explanations$ Math

Student Edition 路 801 pages

ISBN: 9780078884801

Chapter 1: Q2B. (page 10)

Evaluate the expression $20 鈭� 7 + 8^{2} 鈭� 7 鈰� 11$ .

Short Answer

Expert verified

The simplification expression of $20 鈭� 7 + 8^{2} 鈭� 7 鈰� 11$ is 0.

Step by step solution

Step 1. Apply the BODMAS rule.

According to the BODMAS rule of simplification, at first, the multiplication operation must be completed followed by addition and then subtraction.

Step 2. Example of applying BODMAS rule.

The expression $2 鈭� 5^{2} + 20$ can be written as

$\begin{array}{l} 2 鈭� 5^{2} + 20 = 2 鈭� (5 脳 5) + 20 \\ 鈥� 鈥夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌� = 2 鈭� 25 + 20 \\ 鈥� 鈥夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆€� = (2 + 20) 鈭� 25 \\ 鈥� 鈥夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆€� = 22 鈭� 25 \\ 鈥� 鈥夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆赌夆€� = 鈭� 3 \end{array}$

Step 3. DESCRIPTION OF STEP.

The expression $20 鈭� 7 + 8^{2} 鈭� 7 鈰� 11$ can be simplified as follows:

$\begin{array}{l} 20 鈭� 7 + 8^{2} 鈭� 7 鈰� 11 \\ = 20 鈭� 7 + (8 脳 8) 鈭� (7 脳 11) \\ = 20 鈭� 7 + 64 鈭� 77 \\ = 20 + 64 鈭� 7 鈭� 77 \\ = 84 鈭� 84 \\ = 0 \end{array}$

Hence, the simplified expression $20 鈭� 7 + 8^{2} 鈭� 7 鈰� 11$ is 0.

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91影视

Evaluate the expression $20 鈭� 7 + 8^{2} 鈭� 7 鈰� 11$ .

Short Answer

Step by step solution

Step 1. Apply the BODMAS rule.

Step 2. Example of applying BODMAS rule.

Step 3. DESCRIPTION OF STEP.

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91影视

Evaluate the expression 20鈭�7+82鈭�7鈰�11.

Short Answer

Step by step solution

Step 1. Apply the BODMAS rule.

Step 2. Example of applying BODMAS rule.

Step 3. DESCRIPTION OF STEP.

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Most popular questions from this chapter

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Evaluate the expression $20 鈭� 7 + 8^{2} 鈭� 7 鈰� 11$ .