What is the answer to |3x+1|=11 ?

The answer to |3x+1|=11 is x=-4\lor x= 10/3

Solve for x: |3x+1|=11

The solution is x=-4\lor x= 10/3

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

∣ 3 x + 1 ∣ = 11

x = - 4 or x = \frac{10}{3}

Decimal Notation

x = - 4, x = 3.33333 \dots

Solution steps

∣ 3 x + 1 ∣ = 11

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

3 x + 1 = - 11 or 3 x + 1 = 11

3 x + 1 = - 11 or 3 x + 1 = 11

x = - 4 or x = \frac{10}{3}

∣ 3 x + 1 ∣ = 13

∣ 5 y + 15 ∣ = 10

∣ 3 x - 3 ∣ + 4 = 2 x - 8

∣ y ∣ - 9 = 10

∣ 2 x + 6 ∣ = 3