What is the answer to |3x-4|=8 ?

The answer to |3x-4|=8 is x=-4/3 \lor x=4

Solve for x: |3x-4|=8

The solution is x=-4/3 \lor x=4

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∣ 3 x - 4 ∣ = 8

x = - \frac{4}{3} or x = 4

Decimal Notation

x = - 1.33333 \dots, x = 4

Solution steps

∣ 3 x - 4 ∣ = 8

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

3 x - 4 = - 8 or 3 x - 4 = 8

3 x - 4 = - 8 or 3 x - 4 = 8

x = - \frac{4}{3} or x = 4

\frac{- 10}{7}

- 15 \leq 5 v

5 x^{2} - x - 6 = 0

3 \cdot (m - 4) - n \cdot (m - 4)

\frac{x ^{2} - 2 x + 3}{x + 1} \leq 1