Question

The square root of x minus two plus 8 equals x

Answer 1

Explanation:

`√(x - 2 + 8) = √(x + 6) = x`

`{( √(x + 6) })^(2) = {x}^(2)`

`x + 6 = {x}^(2)`

`{x}^(2) - x - 6 = 0`

`(x - 3)(x + 2) = 0`

x = 3 or x = -2 we dont use the (-2) because we have a sqrt

So x =3