en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

|(2x)/7-5|>= 7

Solution

\frac{2 x}{7} - 5 \geq 7

Solution

x \leq - 7 or x \geq 42

+1

Solution steps

\frac{2 x}{7} - 5 \geq 7

Apply absolute rule: If

∣ u ∣ \geq a, a > 0

then

u \leq - a

or

u \geq a

\frac{2 x}{7} - 5 \leq - 7 or \frac{2 x}{7} - 5 \geq 7

\frac{2 x}{7} - 5 \leq - 7 or \frac{2 x}{7} - 5 \geq 7

x \leq - 7 or x \geq 42

Popular Examples

simplify (c^2+6c+9)/(c^3+27)*(c^2-3c+9)/(3c+9)simplify

\frac{c ^{2} + 6 c + 9}{c ^{3} + 27} \cdot \frac{c ^{2} - 3 c + 9}{3 c + 9}

x^4+2x^3-4x^2-8x>= 0

x^{4} + 2 x^{3} - 4 x^{2} - 8 x \geq 0

∣ - x + 2 ∣ - 13 > 17

simplify (1-a)/(a^2-a+1)+(a^2)/(a^3+1)simplify

\frac{1 - a}{a ^{2} - a + 1} + \frac{a ^{2}}{a ^{3} + 1}

simplify (31)/(\frac{25){12/25}}simplify

\frac{31}{\frac{25}{\frac{12}{25}}}

Frequently Asked Questions (FAQ)

What is |(2x)/7-5|>= 7 ?
The solution to |(2x)/7-5|>= 7 is x<=-7\lor x>= 42