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

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

The solution is x=-8/3 \lor x= 8/3

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|3x|=8

∣ 3 x ∣ = 8

x = - \frac{8}{3} or x = \frac{8}{3}

Decimal Notation

x = - 2.66666 \dots, x = 2.66666 \dots

Solution steps

∣ 3 x ∣ = 8

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

3 x = - 8 or 3 x = 8

3 x = - 8 or 3 x = 8

x = - \frac{8}{3} or x = \frac{8}{3}

5 ∣ x + 6 ∣ + 8 = - 6 ∣ x + 6 ∣ + 8

(a + 3) (a + 1) - 4 (a + 1)

- \frac{3}{3 ^{2}}

(b^{2})^{\frac{1}{9}}

lo g_{2} (8^{9})