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Popular >

x-1=sqrt(7-x)

Solution

x - 1 = 7 - x

Solution

x = 3

Solution steps

x - 1 = 7 - x

Square both sides:

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

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

Solve

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

x = 3, x = - 2

Verify Solutions:

x = 3

True

, x = - 2

False

The solution is

x = 3

Popular Examples

x-sqrt(8x-16)=0

x - 8 x - 16 = 0

x^2+x+2sqrt(x^2+x-3)=3

x^{2} + x + 2 x^{2} + x - 3 = 3

sqrt(2n)=sqrt(3n-1)

2 n = 3 n - 1

5 x^{\frac{3}{2}} - 25 = 0

t^{\frac{1}{2}} = 3

Frequently Asked Questions (FAQ)

What is the answer to x-1=sqrt(7-x) ?
The answer to x-1=sqrt(7-x) is x=3
Solve for x: x-1=sqrt(7-x)
The solution is x=3