Absolute Value is Hard

User Generated

Nynoizn

Mathematics

Description

|2x+8|<10

User generated content is uploaded by users for the purposes of learning and should be used following Studypool's honor code & terms of service.

Explanation & Answer

This implies 2x+8 <10

2x < 10-8

2x < 2

x < 1

or-(2x+8) <10

-2x-8 <10

-2x<10+8

-2x < 18

x > -9 ( division by negative number reverses the inequality

Answer: 

x < 1

or x > -9


Anonymous
I was struggling with this subject, and this helped me a ton!

Studypool
4.7
Trustpilot
4.5
Sitejabber
4.4

Related Tags