m^2-6m-73=0

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Solution for m^2-6m-73=0 equation:


Simplifying
m2 + -6m + -73 = 0

Reorder the terms:
-73 + -6m + m2 = 0

Solving
-73 + -6m + m2 = 0

Solving for variable 'm'.

Begin completing the square.

Move the constant term to the right:

Add '73' to each side of the equation.
-73 + -6m + 73 + m2 = 0 + 73

Reorder the terms:
-73 + 73 + -6m + m2 = 0 + 73

Combine like terms: -73 + 73 = 0
0 + -6m + m2 = 0 + 73
-6m + m2 = 0 + 73

Combine like terms: 0 + 73 = 73
-6m + m2 = 73

The m term is -6m.  Take half its coefficient (-3).
Square it (9) and add it to both sides.

Add '9' to each side of the equation.
-6m + 9 + m2 = 73 + 9

Reorder the terms:
9 + -6m + m2 = 73 + 9

Combine like terms: 73 + 9 = 82
9 + -6m + m2 = 82

Factor a perfect square on the left side:
(m + -3)(m + -3) = 82

Calculate the square root of the right side: 9.055385138

Break this problem into two subproblems by setting 
(m + -3) equal to 9.055385138 and -9.055385138.

Subproblem 1

m + -3 = 9.055385138 Simplifying m + -3 = 9.055385138 Reorder the terms: -3 + m = 9.055385138 Solving -3 + m = 9.055385138 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + m = 9.055385138 + 3 Combine like terms: -3 + 3 = 0 0 + m = 9.055385138 + 3 m = 9.055385138 + 3 Combine like terms: 9.055385138 + 3 = 12.055385138 m = 12.055385138 Simplifying m = 12.055385138

Subproblem 2

m + -3 = -9.055385138 Simplifying m + -3 = -9.055385138 Reorder the terms: -3 + m = -9.055385138 Solving -3 + m = -9.055385138 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + m = -9.055385138 + 3 Combine like terms: -3 + 3 = 0 0 + m = -9.055385138 + 3 m = -9.055385138 + 3 Combine like terms: -9.055385138 + 3 = -6.055385138 m = -6.055385138 Simplifying m = -6.055385138

Solution

The solution to the problem is based on the solutions from the subproblems. m = {12.055385138, -6.055385138}

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