Make an appropriate substitution and solve the equation. (x^2-7x)^2+22(x^2-7x)=-120

A) Solve the equation (x^2-7x)^2+22(x^2-7x)=-120.
B) Find the solution to the equation (x^2-7x)^2+22(x^2-7x)=-120.
C) Determine the value of x that satisfies the equation (x^2-7x)^2+22(x^2-7x)=-120.
D) Calculate the solution to the equation (x^2-7x)^2+22(x^2-7x)=-120.