Question 1004596
x(x-5) = -5
x^2 -5x = -5
complete the square
x^2 -5x +25/4 = -5 + 25/4
(x - 5/2)^2 = -20/4 + 25/4 = 5/4 
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(x-5/2)^2 +3/4 = 5/4 +3/4 = 8/4 = 2
solution is 2