/*! This file is auto-generated */ .wp-block-button__link{color:#fff;background-color:#32373c;border-radius:9999px;box-shadow:none;text-decoration:none;padding:calc(.667em + 2px) calc(1.333em + 2px);font-size:1.125em}.wp-block-file__button{background:#32373c;color:#fff;text-decoration:none} Q. 372 Explain why it is necessary to r... [FREE SOLUTION] | 91影视

91影视

Log out

Learning Materials

Features

Discover

Chapter 2: Q. 372 (page 186)

Explain why it is necessary to reverse the

inequality when solving-5x>10

Short Answer

Expert verified

An inequality equation multiplying or dividing with negative number inequality sign must be changed

Then only it becomes correct statement.

Step by step solution

01

Step 1. Given information

Inequality:5x>10

02

Step 2. Explanation

We have,

-5x>10=-5x-5<10-5dividebothsidesby-5=x<-2dividethenumbers

An inequality equation multiplying or dividing with negative number inequality sign must be changed.

When we multiply both sides by a negative value we make the side that is greater have a bigger negative number, which actually means it is now less than the other side.

Unlock Step-by-Step Solutions & Ace Your Exams!

  • Full Textbook Solutions

    Get detailed explanations and key concepts

  • Unlimited Al creation

    Al flashcards, explanations, exams and more...

  • Ads-free access

    To over 500 millions flashcards

  • Money-back guarantee

    We refund you if you fail your exam.

Over 30 million students worldwide already upgrade their learning with 91影视!

One App. One Place for Learning.

All the tools & learning materials you need for study success - in one app.

Get started for free

Most popular questions from this chapter

The sum of four times a number and two is fourteen. Find the number.

Chi is planning to put a diagonal path of paving stones through her flower garden as shown. The flower garden is a square with side 10 feet. What will the length of the path be?

Classify the equation as a conditional equation, an identity, or a contradiction and then state the solution :47d+18=13(3d-2)-11d

For the equation 0.35x + 2.1 = 3.85, how do you clear the decimal ?

In the following exercises, use the Pythagorean theorem to find the length of the leg. Round to the nearest tenth if necessary.
See all solutions

Recommended explanations on Math Textbooks

Geometry

Read Explanation

Statistics

Read Explanation

Mechanics Maths

Read Explanation

Decision Maths

Read Explanation

Pure Maths

Read Explanation

Calculus

Read Explanation
View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Study anywhere. Anytime. Across all devices.