2m^2+10m=1

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Solution for 2m^2+10m=1 equation:


Simplifying
2m2 + 10m = 1

Reorder the terms:
10m + 2m2 = 1

Solving
10m + 2m2 = 1

Solving for variable 'm'.

Reorder the terms:
-1 + 10m + 2m2 = 1 + -1

Combine like terms: 1 + -1 = 0
-1 + 10m + 2m2 = 0

Begin completing the square.  Divide all terms by
2 the coefficient of the squared term: 

Divide each side by '2'.
-0.5 + 5m + m2 = 0

Move the constant term to the right:

Add '0.5' to each side of the equation.
-0.5 + 5m + 0.5 + m2 = 0 + 0.5

Reorder the terms:
-0.5 + 0.5 + 5m + m2 = 0 + 0.5

Combine like terms: -0.5 + 0.5 = 0.0
0.0 + 5m + m2 = 0 + 0.5
5m + m2 = 0 + 0.5

Combine like terms: 0 + 0.5 = 0.5
5m + m2 = 0.5

The m term is 5m.  Take half its coefficient (2.5).
Square it (6.25) and add it to both sides.

Add '6.25' to each side of the equation.
5m + 6.25 + m2 = 0.5 + 6.25

Reorder the terms:
6.25 + 5m + m2 = 0.5 + 6.25

Combine like terms: 0.5 + 6.25 = 6.75
6.25 + 5m + m2 = 6.75

Factor a perfect square on the left side:
(m + 2.5)(m + 2.5) = 6.75

Calculate the square root of the right side: 2.598076211

Break this problem into two subproblems by setting 
(m + 2.5) equal to 2.598076211 and -2.598076211.

Subproblem 1

m + 2.5 = 2.598076211 Simplifying m + 2.5 = 2.598076211 Reorder the terms: 2.5 + m = 2.598076211 Solving 2.5 + m = 2.598076211 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '-2.5' to each side of the equation. 2.5 + -2.5 + m = 2.598076211 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + m = 2.598076211 + -2.5 m = 2.598076211 + -2.5 Combine like terms: 2.598076211 + -2.5 = 0.098076211 m = 0.098076211 Simplifying m = 0.098076211

Subproblem 2

m + 2.5 = -2.598076211 Simplifying m + 2.5 = -2.598076211 Reorder the terms: 2.5 + m = -2.598076211 Solving 2.5 + m = -2.598076211 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '-2.5' to each side of the equation. 2.5 + -2.5 + m = -2.598076211 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + m = -2.598076211 + -2.5 m = -2.598076211 + -2.5 Combine like terms: -2.598076211 + -2.5 = -5.098076211 m = -5.098076211 Simplifying m = -5.098076211

Solution

The solution to the problem is based on the solutions from the subproblems. m = {0.098076211, -5.098076211}

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