m^2+26m+45=0

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Solution for m^2+26m+45=0 equation:


Simplifying
m2 + 26m + 45 = 0

Reorder the terms:
45 + 26m + m2 = 0

Solving
45 + 26m + m2 = 0

Solving for variable 'm'.

Begin completing the square.

Move the constant term to the right:

Add '-45' to each side of the equation.
45 + 26m + -45 + m2 = 0 + -45

Reorder the terms:
45 + -45 + 26m + m2 = 0 + -45

Combine like terms: 45 + -45 = 0
0 + 26m + m2 = 0 + -45
26m + m2 = 0 + -45

Combine like terms: 0 + -45 = -45
26m + m2 = -45

The m term is 26m.  Take half its coefficient (13).
Square it (169) and add it to both sides.

Add '169' to each side of the equation.
26m + 169 + m2 = -45 + 169

Reorder the terms:
169 + 26m + m2 = -45 + 169

Combine like terms: -45 + 169 = 124
169 + 26m + m2 = 124

Factor a perfect square on the left side:
(m + 13)(m + 13) = 124

Calculate the square root of the right side: 11.135528726

Break this problem into two subproblems by setting 
(m + 13) equal to 11.135528726 and -11.135528726.

Subproblem 1

m + 13 = 11.135528726 Simplifying m + 13 = 11.135528726 Reorder the terms: 13 + m = 11.135528726 Solving 13 + m = 11.135528726 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '-13' to each side of the equation. 13 + -13 + m = 11.135528726 + -13 Combine like terms: 13 + -13 = 0 0 + m = 11.135528726 + -13 m = 11.135528726 + -13 Combine like terms: 11.135528726 + -13 = -1.864471274 m = -1.864471274 Simplifying m = -1.864471274

Subproblem 2

m + 13 = -11.135528726 Simplifying m + 13 = -11.135528726 Reorder the terms: 13 + m = -11.135528726 Solving 13 + m = -11.135528726 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '-13' to each side of the equation. 13 + -13 + m = -11.135528726 + -13 Combine like terms: 13 + -13 = 0 0 + m = -11.135528726 + -13 m = -11.135528726 + -13 Combine like terms: -11.135528726 + -13 = -24.135528726 m = -24.135528726 Simplifying m = -24.135528726

Solution

The solution to the problem is based on the solutions from the subproblems. m = {-1.864471274, -24.135528726}

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