14m^2+13m-3=0

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Solution for 14m^2+13m-3=0 equation:


Simplifying
14m2 + 13m + -3 = 0

Reorder the terms:
-3 + 13m + 14m2 = 0

Solving
-3 + 13m + 14m2 = 0

Solving for variable 'm'.

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

Divide each side by '14'.
-0.2142857143 + 0.9285714286m + m2 = 0

Move the constant term to the right:

Add '0.2142857143' to each side of the equation.
-0.2142857143 + 0.9285714286m + 0.2142857143 + m2 = 0 + 0.2142857143

Reorder the terms:
-0.2142857143 + 0.2142857143 + 0.9285714286m + m2 = 0 + 0.2142857143

Combine like terms: -0.2142857143 + 0.2142857143 = 0.0000000000
0.0000000000 + 0.9285714286m + m2 = 0 + 0.2142857143
0.9285714286m + m2 = 0 + 0.2142857143

Combine like terms: 0 + 0.2142857143 = 0.2142857143
0.9285714286m + m2 = 0.2142857143

The m term is 0.9285714286m.  Take half its coefficient (0.4642857143).
Square it (0.2155612245) and add it to both sides.

Add '0.2155612245' to each side of the equation.
0.9285714286m + 0.2155612245 + m2 = 0.2142857143 + 0.2155612245

Reorder the terms:
0.2155612245 + 0.9285714286m + m2 = 0.2142857143 + 0.2155612245

Combine like terms: 0.2142857143 + 0.2155612245 = 0.4298469388
0.2155612245 + 0.9285714286m + m2 = 0.4298469388

Factor a perfect square on the left side:
(m + 0.4642857143)(m + 0.4642857143) = 0.4298469388

Calculate the square root of the right side: 0.655627134

Break this problem into two subproblems by setting 
(m + 0.4642857143) equal to 0.655627134 and -0.655627134.

Subproblem 1

m + 0.4642857143 = 0.655627134 Simplifying m + 0.4642857143 = 0.655627134 Reorder the terms: 0.4642857143 + m = 0.655627134 Solving 0.4642857143 + m = 0.655627134 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '-0.4642857143' to each side of the equation. 0.4642857143 + -0.4642857143 + m = 0.655627134 + -0.4642857143 Combine like terms: 0.4642857143 + -0.4642857143 = 0.0000000000 0.0000000000 + m = 0.655627134 + -0.4642857143 m = 0.655627134 + -0.4642857143 Combine like terms: 0.655627134 + -0.4642857143 = 0.1913414197 m = 0.1913414197 Simplifying m = 0.1913414197

Subproblem 2

m + 0.4642857143 = -0.655627134 Simplifying m + 0.4642857143 = -0.655627134 Reorder the terms: 0.4642857143 + m = -0.655627134 Solving 0.4642857143 + m = -0.655627134 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '-0.4642857143' to each side of the equation. 0.4642857143 + -0.4642857143 + m = -0.655627134 + -0.4642857143 Combine like terms: 0.4642857143 + -0.4642857143 = 0.0000000000 0.0000000000 + m = -0.655627134 + -0.4642857143 m = -0.655627134 + -0.4642857143 Combine like terms: -0.655627134 + -0.4642857143 = -1.1199128483 m = -1.1199128483 Simplifying m = -1.1199128483

Solution

The solution to the problem is based on the solutions from the subproblems. m = {0.1913414197, -1.1199128483}

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