Question

Identify all of the following solutions of (square root of x+8)-6 =X

answers
x=-4
X=-7
X=-4 and x=-7
None of the above

Answer 1

square root (x + 8) -6 = x
square root (x + 8) = x -6
x^2 + 16x + 64 = x^2 -12x + 36

28x = 48
x = 1.7142857143

None of the above