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Simplifying 12x2 + 5 = x Reorder the terms: 5 + 12x2 = x Solving 5 + 12x2 = x Solving for variable 'x'. Reorder the terms: 5 + -1x + 12x2 = x + -1x Combine like terms: x + -1x = 0 5 + -1x + 12x2 = 0 Begin completing the square. Divide all terms by 12 the coefficient of the squared term: Divide each side by '12'. 0.4166666667 + -0.08333333333x + x2 = 0 Move the constant term to the right: Add '-0.4166666667' to each side of the equation. 0.4166666667 + -0.08333333333x + -0.4166666667 + x2 = 0 + -0.4166666667 Reorder the terms: 0.4166666667 + -0.4166666667 + -0.08333333333x + x2 = 0 + -0.4166666667 Combine like terms: 0.4166666667 + -0.4166666667 = 0.0000000000 0.0000000000 + -0.08333333333x + x2 = 0 + -0.4166666667 -0.08333333333x + x2 = 0 + -0.4166666667 Combine like terms: 0 + -0.4166666667 = -0.4166666667 -0.08333333333x + x2 = -0.4166666667 The x term is -0.08333333333x. Take half its coefficient (-0.04166666667). Square it (0.001736111111) and add it to both sides. Add '0.001736111111' to each side of the equation. -0.08333333333x + 0.001736111111 + x2 = -0.4166666667 + 0.001736111111 Reorder the terms: 0.001736111111 + -0.08333333333x + x2 = -0.4166666667 + 0.001736111111 Combine like terms: -0.4166666667 + 0.001736111111 = -0.414930555589 0.001736111111 + -0.08333333333x + x2 = -0.414930555589 Factor a perfect square on the left side: (x + -0.04166666667)(x + -0.04166666667) = -0.414930555589 Can't calculate square root of the right side. The solution to this equation could not be determined.
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