What is the answer to |3x|=5 ?

The answer to |3x|=5 is x=-5/3 \lor x= 5/3

The solution is x=-5/3 \lor x= 5/3

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|3x|=5

∣ 3 x ∣ = 5

x = - \frac{5}{3} or x = \frac{5}{3}

Decimal Notation

x = - 1.66666 \dots, x = 1.66666 \dots

Solution steps

∣ 3 x ∣ = 5

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

3 x = - 5 or 3 x = 5

3 x = - 5 or 3 x = 5

x = - \frac{5}{3} or x = \frac{5}{3}

p^{2} + 8 p + 7

2 a^{2} - 13 a + 6

\frac{m}{3} < 2

∣ 2 x - 24.8 ∣ = 32.4

\frac{7}{3}