In Exercises 30 and 31, complete each proof.
Given: 

Prove: 

PROOF  
Statements  Reasons 
1.

1. Given 
2.

2.

3.

3.

4.

4.

5.

5.

6.

6.

7.

7. Multiplication Property of Equality 
Calculus (MindTap Course List)
Applied Calculus
Precalculus: Mathematics for Calculus (Standalone Book)
Essentials Of Statistics
Finite Mathematics
Finite Mathematics and Applied Calculus (MindTap Course List)
Single Variable Calculus: Early Transcendentals, Volume I
Essentials of Statistics for The Behavioral Sciences (MindTap Course List)
Calculus: Early Transcendental Functions
Elementary Technical Mathematics
Calculus: Early Transcendentals
Multivariable Calculus
Single Variable Calculus
Applied Calculus for the Managerial, Life, and Social Sciences: A Brief Approach
Understanding Basic Statistics
Mathematical Excursions (MindTap Course List)
Mathematical Applications for the Management, Life, and Social Sciences
Statistics for The Behavioral Sciences (MindTap Course List)
Calculus: An Applied Approach (MindTap Course List)
Probability and Statistics for Engineering and the Sciences
Intermediate Algebra
Elements Of Modern Algebra
Contemporary Mathematics for Business & Consumers
Single Variable Calculus: Early Transcendentals
Trigonometry (MindTap Course List)
Calculus of a Single Variable
Elementary Geometry for College Students
Finite Mathematics for the Managerial, Life, and Social Sciences
Study Guide for Stewart's Single Variable Calculus: Early Transcendentals, 8th
Study Guide for Stewart's Multivariable Calculus, 8th
Calculus: Early Transcendental Functions (MindTap Course List)
STATISTICS F/BUSINESS+ECONOMICSTEXT
Research Methods for the Behavioral Sciences (MindTap Course List)
Calculus (MindTap Course List)
Mathematics For Machine Technology
College Algebra (MindTap Course List)
Introduction To Statistics And Data Analysis
Research Methods for the Behavioral Sciences (MindTap Course List)
Multivariable Calculus
Statistics for Business & Economics, Revised (MindTap Course List)
Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)
Modern Business Statistics with Microsoft Office Excel (with XLSTAT Education Edition Printed Access Card) (MindTap Course List)
A First Course in Differential Equations with Modeling Applications (MindTap Course List)
Essentials Of Statistics For Business & Economics
Discrete Mathematics With Applications
Mathematics: A Practical Odyssey
Calculus Volume 2
Introductory Statistics