public static void Main()
Console.WriteLine("Enter a value for x");
int x = int.Parse(Console.ReadLine());
if(((x*x*x*x)+(x*x*x)-(7*x*x)-x+6) == 0)
Console.WriteLine("The value " + x + " IS a root of the equation");
Console.WriteLine("The value " + x + " IS NOT a root of the equation");