Question

10. X + 12/x + 2 = x/x + 8
A) X = -4
B) X = 8
C) X = 6
D) X = -6

Answer 1

x + 12/x + 2 = x/x + 8        <- multiply each side by x
x^2 + 12 + 2x = x + 8   <- rearrange
x^2 + x +4 = 0

Your formula is incorrect as,