Register
-14 < 7x < 21 Solve the compound iniquity and graph it’s solution.
12.4k views
4 votes
-14 < 7x < 21
Solve the compound iniquity and graph it’s solution.

User Lee Probert
by
7.8k points

1 Answer

1 vote

Answer:

-2 < x < 3

Explanation:

-14 < 7x < 21

Divide all three sides by 7 :


-14 < 7x < 21


\Longleftrightarrow (-14)/(7) < (7x)/(7) < (21)/(7)


\Longleftrightarrow -2 < x < 3

The solution in interval notation (-2 , 3)

-14 < 7x < 21 Solve the compound iniquity and graph it’s solution.-example-1
User ZiGaelle
by
7.6k points
← Prev Question Next Question →

Related questions

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Other Questions

What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Link Copied!