What is 3-2x<= 4x+1<= 2x+7 ?

The solution to 3-2x<= 4x+1<= 2x+7 is 1/3 <= x<= 3

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

3-2x<= 4x+1<= 2x+7

3 - 2 x \leq 4 x + 1 \leq 2 x + 7

\frac{1}{3} \leq x \leq 3

Interval Notation

[\frac{1}{3}, 3]

Decimal Notation

0.33333 \dots \leq x \leq 3

Solution steps

3 - 2 x \leq 4 x + 1 \leq 2 x + 7

a \leq u \leq b

then

a \leq u and u \leq b

3 - 2 x \leq 4 x + 1 and 4 x + 1 \leq 2 x + 7

3 - 2 x \leq 4 x + 1 : x \geq \frac{1}{3}

4 x + 1 \leq 2 x + 7 : x \leq 3

Combine the intervals

x \geq \frac{1}{3} and x \leq 3

Merge Overlapping Intervals

\frac{1}{3} \leq x \leq 3

2 a^{2} - 15 a + 18 = 0

P (x) x^{3} + 3 x^{2} - 9 x - 27

3 = 1 + ∣ 2 - 12 y ∣

f^{2} - 4 f + 3

(2 x + 1)^{2}