Question 361402
{{{(2x-4 )^2-6(2x-4)-7=0}}} Start with the given equation.



{{{4x^2-16x+16-6(2x-4)-7=0}}} FOIL



{{{4x^2-16x+16-12x+24-7=0}}} Distribute.



{{{4x^2-28x+33=0}}} Combine like terms.



Now let's solve the equation using the quadratic formula.



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*[invoke quadratic_formula 4,-28,33, "x"]