Chapter 5: Q7. (page 220)

Solve the inequality. Graph your solution.
$- 7 r > 49$

Short Answer

Expert verified

r < - 7

Step by step solution

Step 1. Given information

Inequality: $- 7 r > 49$

Step 2. Calculation

Consider given inequality $- 7 r > 49$ ,

$\begin{array}{l} - 7 r > 49 \\ \frac{- 7 r}{- 7} < \frac{49}{- 7} [D i v i d i n g - 7 o n b o t h s i d e s a n d r e v e r s e t h e i n e q u a l i t y s y m b o l] \\ r < - 7 [S i m p l i f y] \end{array}$

Step 3. Graph

Using graphing calculator to draw the above inequality,

Step 4. Interpretation

The above graph represents the inequality $r < - 7$ .

Therefore, $r < - 7$ is the required solution.

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.

Start your free trial

Over 30 million students worldwide already upgrade their learning with Vaia!

Recommended explanations on Math Textbooks

View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Solve the inequality. Graph your solution.
$- 7 r > 49$

Short Answer

Step by step solution

Step 1. Given information

Step 2. Calculation

Step 3. Graph

Step 4. Interpretation

One App. One Place for Learning.

Most popular questions from this chapter

Recommended explanations on Math Textbooks

Applied Mathematics

Statistics

Theoretical and Mathematical Physics

Pure Maths

Geometry

Decision Maths

Study anywhere. Anytime. Across all devices.

Solve the inequality. Graph your solution.-7r>49

Short Answer

Step by step solution

Step 1. Given information

Step 2. Calculation

Step 3. Graph

Step 4. Interpretation

One App. One Place for Learning.

Most popular questions from this chapter

Recommended explanations on Math Textbooks

Applied Mathematics

Statistics

Theoretical and Mathematical Physics

Pure Maths

Geometry

Decision Maths

Study anywhere. Anytime. Across all devices.

Solve the inequality. Graph your solution.
$- 7 r > 49$