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Simplifying 9m2 + -7m + 5 = 0 Reorder the terms: 5 + -7m + 9m2 = 0 Solving 5 + -7m + 9m2 = 0 Solving for variable 'm'. Begin completing the square. Divide all terms by 9 the coefficient of the squared term: Divide each side by '9'. 0.5555555556 + -0.7777777778m + m2 = 0 Move the constant term to the right: Add '-0.5555555556' to each side of the equation. 0.5555555556 + -0.7777777778m + -0.5555555556 + m2 = 0 + -0.5555555556 Reorder the terms: 0.5555555556 + -0.5555555556 + -0.7777777778m + m2 = 0 + -0.5555555556 Combine like terms: 0.5555555556 + -0.5555555556 = 0.0000000000 0.0000000000 + -0.7777777778m + m2 = 0 + -0.5555555556 -0.7777777778m + m2 = 0 + -0.5555555556 Combine like terms: 0 + -0.5555555556 = -0.5555555556 -0.7777777778m + m2 = -0.5555555556 The m term is -0.7777777778m. Take half its coefficient (-0.3888888889). Square it (0.1512345679) and add it to both sides. Add '0.1512345679' to each side of the equation. -0.7777777778m + 0.1512345679 + m2 = -0.5555555556 + 0.1512345679 Reorder the terms: 0.1512345679 + -0.7777777778m + m2 = -0.5555555556 + 0.1512345679 Combine like terms: -0.5555555556 + 0.1512345679 = -0.4043209877 0.1512345679 + -0.7777777778m + m2 = -0.4043209877 Factor a perfect square on the left side: (m + -0.3888888889)(m + -0.3888888889) = -0.4043209877 Can't calculate square root of the right side. The solution to this equation could not be determined.
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