6m+5-3m=7m(m-1)

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Solution for 6m+5-3m=7m(m-1) equation:


Simplifying
6m + 5 + -3m = 7m(m + -1)

Reorder the terms:
5 + 6m + -3m = 7m(m + -1)

Combine like terms: 6m + -3m = 3m
5 + 3m = 7m(m + -1)

Reorder the terms:
5 + 3m = 7m(-1 + m)
5 + 3m = (-1 * 7m + m * 7m)
5 + 3m = (-7m + 7m2)

Solving
5 + 3m = -7m + 7m2

Solving for variable 'm'.

Combine like terms: 3m + 7m = 10m
5 + 10m + -7m2 = -7m + 7m2 + 7m + -7m2

Reorder the terms:
5 + 10m + -7m2 = -7m + 7m + 7m2 + -7m2

Combine like terms: -7m + 7m = 0
5 + 10m + -7m2 = 0 + 7m2 + -7m2
5 + 10m + -7m2 = 7m2 + -7m2

Combine like terms: 7m2 + -7m2 = 0
5 + 10m + -7m2 = 0

Begin completing the square.  Divide all terms by
-7 the coefficient of the squared term: 

Divide each side by '-7'.
-0.7142857143 + -1.428571429m + m2 = 0

Move the constant term to the right:

Add '0.7142857143' to each side of the equation.
-0.7142857143 + -1.428571429m + 0.7142857143 + m2 = 0 + 0.7142857143

Reorder the terms:
-0.7142857143 + 0.7142857143 + -1.428571429m + m2 = 0 + 0.7142857143

Combine like terms: -0.7142857143 + 0.7142857143 = 0.0000000000
0.0000000000 + -1.428571429m + m2 = 0 + 0.7142857143
-1.428571429m + m2 = 0 + 0.7142857143

Combine like terms: 0 + 0.7142857143 = 0.7142857143
-1.428571429m + m2 = 0.7142857143

The m term is -1.428571429m.  Take half its coefficient (-0.7142857145).
Square it (0.5102040819) and add it to both sides.

Add '0.5102040819' to each side of the equation.
-1.428571429m + 0.5102040819 + m2 = 0.7142857143 + 0.5102040819

Reorder the terms:
0.5102040819 + -1.428571429m + m2 = 0.7142857143 + 0.5102040819

Combine like terms: 0.7142857143 + 0.5102040819 = 1.2244897962
0.5102040819 + -1.428571429m + m2 = 1.2244897962

Factor a perfect square on the left side:
(m + -0.7142857145)(m + -0.7142857145) = 1.2244897962

Calculate the square root of the right side: 1.10656667

Break this problem into two subproblems by setting 
(m + -0.7142857145) equal to 1.10656667 and -1.10656667.

Subproblem 1

m + -0.7142857145 = 1.10656667 Simplifying m + -0.7142857145 = 1.10656667 Reorder the terms: -0.7142857145 + m = 1.10656667 Solving -0.7142857145 + m = 1.10656667 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '0.7142857145' to each side of the equation. -0.7142857145 + 0.7142857145 + m = 1.10656667 + 0.7142857145 Combine like terms: -0.7142857145 + 0.7142857145 = 0.0000000000 0.0000000000 + m = 1.10656667 + 0.7142857145 m = 1.10656667 + 0.7142857145 Combine like terms: 1.10656667 + 0.7142857145 = 1.8208523845 m = 1.8208523845 Simplifying m = 1.8208523845

Subproblem 2

m + -0.7142857145 = -1.10656667 Simplifying m + -0.7142857145 = -1.10656667 Reorder the terms: -0.7142857145 + m = -1.10656667 Solving -0.7142857145 + m = -1.10656667 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '0.7142857145' to each side of the equation. -0.7142857145 + 0.7142857145 + m = -1.10656667 + 0.7142857145 Combine like terms: -0.7142857145 + 0.7142857145 = 0.0000000000 0.0000000000 + m = -1.10656667 + 0.7142857145 m = -1.10656667 + 0.7142857145 Combine like terms: -1.10656667 + 0.7142857145 = -0.3922809555 m = -0.3922809555 Simplifying m = -0.3922809555

Solution

The solution to the problem is based on the solutions from the subproblems. m = {1.8208523845, -0.3922809555}

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