What is the answer to |7x-2|=x+4 ?

The answer to |7x-2|=x+4 is x=-1/4 \lor x=1

Solve for x: |7x-2|=x+4

The solution is x=-1/4 \lor x=1

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

∣ 7 x - 2 ∣ = x + 4

x = - \frac{1}{4} or x = 1

Decimal Notation

x = - 0.25, x = 1

Solution steps

∣ 7 x - 2 ∣ = x + 4

Find positive and negative intervals

x < \frac{2}{7}, x \geq \frac{2}{7}

Solve the inequality for each interval

x = - \frac{1}{4} or x = 1

∣ 3 x - 1 ∣ = 5 + 2 x

∣ x - 250 ∣ = 25

y, x = ∣ y - 2 ∣

∣ - 3 x - 7 ∣ - 12 = 9

x^{2} - 6 x = 2 ∣ x - 3 ∣ + 6