What is the answer to |-5x-8|=12 ?

The answer to |-5x-8|=12 is x=-4\lor x= 4/5

Solve for x: |-5x-8|=12

The solution is x=-4\lor x= 4/5

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∣ - 5 x - 8 ∣ = 12

x = - 4 or x = \frac{4}{5}

Decimal Notation

x = - 4, x = 0.8

Solution steps

∣ - 5 x - 8 ∣ = 12

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

- 5 x - 8 = - 12 or - 5 x - 8 = 12

- 5 x - 8 = - 12 or - 5 x - 8 = 12

x = - 4 or x = \frac{4}{5}

∣ 4 x - 5 ∣ = 5 x - 2

x, f = l ∣ x ∣ l

∣ - 7 x \cdot 28 ∣ = x

∣ 2 - 4 t ∣ + 4 = 18

3 ∣ - 1 - 7 x ∣ + 9 = 96