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Chapter 1: Q14. (page 30)

Evaluate the following expression and name the property used in each step:

31梅3鈰�9

Short Answer

Expert verified

The value of the expression is: 31梅3鈰�9=9.

Step by step solution

01

Step 1. Given information.

The given expression is:

31梅3鈰�9

02

Step 2. Write the concept.

The substitution property for multiplication, addition and subtraction is:

a鈰�b=ca梅b=ca卤b=c

The property of multiplicative inverse is:

a鈰�1a=1

03

Step 3. Evaluate the expression.

The expression 31梅3鈰�9can be solved as in below:

localid="1642015688492" 31梅3鈰�9=313鈰�9=3脳13鈰�9=1鈰�9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�笔谤辞辫别谤迟测鈥夆赌塷蹿鈥塎耻濒迟颈辫濒颈肠补迟颈惫别鈥夆赌塈苍惫别谤蝉别=9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�夆�夆�夆�夆��厂耻产蝉迟颈迟耻迟颈辞苍鈥夆赌塒谤辞辫别谤迟测

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