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Popular >

|-1-2x|>9

Solution

∣ - 1 - 2 x ∣ > 9

Solution

x < - 5 or x > 4

+1

Interval Notation

(- \infty, - 5) \cup (4, \infty)

Solution steps

∣ - 1 - 2 x ∣ > 9

Apply absolute rule: If

∣ u ∣ > a, a > 0

then

u < - a

or

u > a

- 1 - 2 x < - 9 or - 1 - 2 x > 9

- 1 - 2 x < - 9 or - 1 - 2 x > 9

x < - 5 or x > 4

Popular Examples

31 j - 40 = 487

simplify-1/2*3/5 simplify

- \frac{1}{2} \cdot \frac{3}{5}

simplify 3/10+1/2 simplify

\frac{3}{10} + \frac{1}{2}

factor (x^3+64)/(x^2+16)factor

\frac{x ^{3} + 64}{x ^{2} + 16}

-16t^2+12t+40=0

- 16 t^{2} + 12 t + 40 = 0

Frequently Asked Questions (FAQ)

What is |-1-2x|>9 ?
The solution to |-1-2x|>9 is x<-5\lor x>4