en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

x-4=sqrt(x+2)

Solution

x - 4 = x + 2

Solution

x = 7

Solution steps

x - 4 = x + 2

Square both sides:

x^{2} - 8 x + 16 = x + 2

x^{2} - 8 x + 16 = x + 2

Solve

x^{2} - 8 x + 16 = x + 2 : x = 7, x = 2

x = 7, x = 2

Verify Solutions:

x = 7

True

, x = 2

False

The solution is

x = 7

Popular Examples

b=sqrt(x/(c-x))

b = \frac{x}{c - x}

sqrt(4-x^2)-x+2=0

4 - x^{2} - x + 2 = 0

(u+10)^{2/3}=-3

(u + 10)^{\frac{2}{3}} = - 3

solvefor x,y=yo-sqrt(x)solve for

x, y = yo - x

0=(-1)/(4x^{3/4)}

0 = \frac{- 1}{4 x ^{\frac{3}{4}}}

Frequently Asked Questions (FAQ)

What is the answer to x-4=sqrt(x+2) ?
The answer to x-4=sqrt(x+2) is x=7
Solve for x: x-4=sqrt(x+2)
The solution is x=7