What is the answer to -6|-6k-6|=-72 ?

The answer to -6|-6k-6|=-72 is k=-3\lor k=1

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-6|-6k-6|=-72

- 6 ∣ - 6 k - 6 ∣ = - 72

k = - 3 or k = 1

Solution steps

- 6 ∣ - 6 k - 6 ∣ = - 72

Divide both sides by

- 6

∣ - 6 k - 6 ∣ = 12

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

- 6 k - 6 = - 12 or - 6 k - 6 = 12

- 6 k - 6 = - 12 or - 6 k - 6 = 12

k = - 3 or k = 1

- 2 ∣ x + 4 ∣ = - 1

∣ 2 x - 4 ∣ = 5

∣ x + 3 ∣ + 2.5 = 3

x^{2} - 4 x = 0

∣ 4 x - 15 ∣ = 5

What is the answer to -6|-6k-6|=-72 ?
The answer to -6|-6k-6|=-72 is k=-3\lor k=1
Solve for k: -6|-6k-6|=-72
The solution is k=-3\lor k=1