what is x if the equation is 76=x-x^2
76=x-x^2 = {x=-(((sqrt(303)*i-1)/2)), x=((sqrt(303)*i+1)/2)}
76=x-x^2 subtract x from both sides and add x^2 to both sides
x^2 - x + 76 = 0
This has no real solutions....the complex solutions are
x = (1± i sqrt(303)) / 2