# To express: the given phrase as an inequality involving an absolute value.

BuyFind

### Precalculus: Mathematics for Calcu...

6th Edition
Stewart + 5 others
Publisher: Cengage Learning
ISBN: 9780840068071
BuyFind

### Precalculus: Mathematics for Calcu...

6th Edition
Stewart + 5 others
Publisher: Cengage Learning
ISBN: 9780840068071

#### Solutions

Chapter 1.7, Problem 91E
To determine

Expert Solution

## Answer to Problem 91E

|x7|5 .

### Explanation of Solution

Given:

The given phrase is “All real number xat least5 units from 7”.

Concept used:

Convert the phrase involving an absolute value into inequality.

Calculation:

According to the question, the real number xat least 5 units from 7.

Therefore,

|x7|{real numberx from 7}|x7|5{real numberxat least 5} .

Hence,the inequality is |x7|5 .

### Have a homework question?

Subscribe to bartleby learn! Ask subject matter experts 30 homework questions each month. Plus, you’ll have access to millions of step-by-step textbook answers!