What is the answer to -1=6|k|-4 ?

The answer to -1=6|k|-4 is k=-1/2 \lor k= 1/2

Solve for k: -1=6|k|-4

The solution is k=-1/2 \lor k= 1/2

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

- 1 = 6 ∣ k ∣ - 4

k = - \frac{1}{2} or k = \frac{1}{2}

Decimal Notation

k = - 0.5, k = 0.5

Solution steps

- 1 = 6 ∣ k ∣ - 4

Switch sides

6 ∣ k ∣ - 4 = - 1

Move

4

to the right side

6 ∣ k ∣ = 3

Divide both sides by

6

∣ k ∣ = \frac{1}{2}

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

k = - \frac{1}{2} or k = \frac{1}{2}

4 - 5 ∣ 4 x - 2 ∣ = 41

∣ j ∣ - 2 = 15

- 6 ∣ 6 - 3 n ∣ = - 36

∣ 4 x - 4 ∣ = 14

∣ 4 x - 4 ∣ = 15