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Chapter 1: Q47. (page 20)

Evaluate the value ofxand name the property used in each step:

13鈰�x=1

Short Answer

Expert verified

The solution of the expression is x=3.

Step by step solution

01

– Given information.

The given expression is:

13鈰�x=1

02

– Write the concept.

Use the Multiplication Property of Equality.

It says, 鈥業f two expressions are equal to each other and multiply or divide by same number both side by same number, the resulting expression will also equivalent.鈥�

The property of Multiplicative inverse is:

a鈰�1a=1

The associative property of multiplication is:

a鈰�b鈰�c=a鈰�b鈰�c

03

– Evaluate the expression.

The expression 13鈰�x=1can be solved in below:

13鈰�x=1

Multiply both sides by 3,

13鈰�x=113鈰�x鈰�3=1鈰�313鈰�3鈰�x=3鈥夆赌夆赌夆赌夆赌夆赌夆赌�础蝉蝉辞肠颈补迟颈惫别鈥夆赌塸谤辞辫别谤迟测x=3鈥夆赌夆赌夆赌夆赌夆赌夆赌夆�夆�夆��笔谤辞辫别谤迟测鈥夆赌塷蹿鈥夆赌尘耻濒迟颈辫濒颈肠补迟颈惫别鈥夆赌塱苍惫别谤蝉别

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