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Popular >

sqrt(2x+8)=x

Solution

2 x + 8 = x

Solution

x = 4

Solution steps

2 x + 8 = x

Square both sides:

2 x + 8 = x^{2}

2 x + 8 = x^{2}

Solve

2 x + 8 = x^{2} : x = 4, x = - 2

x = 4, x = - 2

Verify Solutions:

x = 4

True

, x = - 2

False

The solution is

x = 4

Popular Examples

-4y+2sqrt(20-y^2)+25=13

- 4 y + 2 20 - y^{2} + 25 = 13

t - 2 + t = 4

sqrt(36x-99)=21sqrt(2x-29)

36 x - 99 = 21 2 x - 29

x-17sqrt(x)+66=0

x - 17 x + 66 = 0

5 x - 2 = 1

Frequently Asked Questions (FAQ)

What is the answer to sqrt(2x+8)=x ?
The answer to sqrt(2x+8)=x is x=4
Solve for x: sqrt(2x+8)=x
The solution is x=4