en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

-50<7x+6<-8

Solution

- 50 < 7 x + 6 < - 8

Solution

- 8 < x < - 2

+1

Solution steps

- 50 < 7 x + 6 < - 8

If

a < u < b

then

a < u and u < b

- 50 < 7 x + 6 and 7 x + 6 < - 8

- 50 < 7 x + 6 : x > - 8

7 x + 6 < - 8 : x < - 2

Combine the intervals

x > - 8 and x < - 2

Merge Overlapping Intervals

- 8 < x < - 2

Popular Examples

\frac{6 x}{7} - \frac{x}{4} = - 1

- 2 x + 2 = 2 \cdot (4 - x)

factor 4x^3-100 factor

4 x^{3} - 100

-2(3x-2.4)=-3(3x-2.4)

- 2 (3 x - 2.4) = - 3 (3 x - 2.4)

simplify (27a^6)^{(-2)/3}simplify

(27 a^{6})^{\frac{- 2}{3}}

Frequently Asked Questions (FAQ)

What is -50<7x+6<-8 ?
The solution to -50<7x+6<-8 is -8<x<-2