What is the answer to |2+4p|-5=-3 ?

The answer to |2+4p|-5=-3 is p=-1\lor p=0

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

|2+4p|-5=-3

∣ 2 + 4 p ∣ - 5 = - 3

p = - 1 or p = 0

Solution steps

∣ 2 + 4 p ∣ - 5 = - 3

Move

5

to the right side

∣ 2 + 4 p ∣ = 2

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

2 + 4 p = - 2 or 2 + 4 p = 2

2 + 4 p = - 2 or 2 + 4 p = 2

p = - 1 or p = 0

2 ∣ x - 1 ∣ = 13

2 ∣ x - 1 ∣ = 16

∣ x + 9 ∣ = 9

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

∣ x ∣ = 0.1