Solve X squared minus 8X +3 equals zero by completing the square which equation is used in the process?

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Need on this geometry question. explain how you did it.