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Popular >

sqrt(x+7)-1=x

Solution

x + 7 - 1 = x

Solution

x = 2

Solution steps

x + 7 - 1 = x

Remove square roots

x + 7 = x^{2} + 2 x + 1

Solve

x + 7 = x^{2} + 2 x + 1 : x = 2, x = - 3

x = 2, x = - 3

Verify Solutions:

x = 2

True

, x = - 3

False

The solution is

x = 2

Popular Examples

sqrt(z-\sqrt{1-z)}+sqrt(z)=1

z - 1 - z + z = 1

x - 1 = x - 1

110-x^{-1}=x^{(-1)/2}

110 - x^{- 1} = x^{\frac{- 1}{2}}

x = 14

3 x + 4 = 4

Frequently Asked Questions (FAQ)

What is the answer to sqrt(x+7)-1=x ?
The answer to sqrt(x+7)-1=x is x=2
Solve for x: sqrt(x+7)-1=x
The solution is x=2