0=m^2-49+14m

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Solution for 0=m^2-49+14m equation:


Simplifying
0 = m2 + -49 + 14m

Reorder the terms:
0 = -49 + 14m + m2

Solving
0 = -49 + 14m + m2

Solving for variable 'm'.

Combine like terms: 0 + 49 = 49
49 + -14m + -1m2 = -49 + 14m + m2 + 49 + -14m + -1m2

Reorder the terms:
49 + -14m + -1m2 = -49 + 49 + 14m + -14m + m2 + -1m2

Combine like terms: -49 + 49 = 0
49 + -14m + -1m2 = 0 + 14m + -14m + m2 + -1m2
49 + -14m + -1m2 = 14m + -14m + m2 + -1m2

Combine like terms: 14m + -14m = 0
49 + -14m + -1m2 = 0 + m2 + -1m2
49 + -14m + -1m2 = m2 + -1m2

Combine like terms: m2 + -1m2 = 0
49 + -14m + -1m2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
-49 + 14m + m2 = 0

Move the constant term to the right:

Add '49' to each side of the equation.
-49 + 14m + 49 + m2 = 0 + 49

Reorder the terms:
-49 + 49 + 14m + m2 = 0 + 49

Combine like terms: -49 + 49 = 0
0 + 14m + m2 = 0 + 49
14m + m2 = 0 + 49

Combine like terms: 0 + 49 = 49
14m + m2 = 49

The m term is 14m.  Take half its coefficient (7).
Square it (49) and add it to both sides.

Add '49' to each side of the equation.
14m + 49 + m2 = 49 + 49

Reorder the terms:
49 + 14m + m2 = 49 + 49

Combine like terms: 49 + 49 = 98
49 + 14m + m2 = 98

Factor a perfect square on the left side:
(m + 7)(m + 7) = 98

Calculate the square root of the right side: 9.899494937

Break this problem into two subproblems by setting 
(m + 7) equal to 9.899494937 and -9.899494937.

Subproblem 1

m + 7 = 9.899494937 Simplifying m + 7 = 9.899494937 Reorder the terms: 7 + m = 9.899494937 Solving 7 + m = 9.899494937 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + m = 9.899494937 + -7 Combine like terms: 7 + -7 = 0 0 + m = 9.899494937 + -7 m = 9.899494937 + -7 Combine like terms: 9.899494937 + -7 = 2.899494937 m = 2.899494937 Simplifying m = 2.899494937

Subproblem 2

m + 7 = -9.899494937 Simplifying m + 7 = -9.899494937 Reorder the terms: 7 + m = -9.899494937 Solving 7 + m = -9.899494937 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + m = -9.899494937 + -7 Combine like terms: 7 + -7 = 0 0 + m = -9.899494937 + -7 m = -9.899494937 + -7 Combine like terms: -9.899494937 + -7 = -16.899494937 m = -16.899494937 Simplifying m = -16.899494937

Solution

The solution to the problem is based on the solutions from the subproblems. m = {2.899494937, -16.899494937}

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