6m(8-m)=2+m

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Solution for 6m(8-m)=2+m equation:


Simplifying
6m(8 + -1m) = 2 + m
(8 * 6m + -1m * 6m) = 2 + m
(48m + -6m2) = 2 + m

Solving
48m + -6m2 = 2 + m

Solving for variable 'm'.

Reorder the terms:
-2 + 48m + -1m + -6m2 = 2 + m + -2 + -1m

Combine like terms: 48m + -1m = 47m
-2 + 47m + -6m2 = 2 + m + -2 + -1m

Reorder the terms:
-2 + 47m + -6m2 = 2 + -2 + m + -1m

Combine like terms: 2 + -2 = 0
-2 + 47m + -6m2 = 0 + m + -1m
-2 + 47m + -6m2 = m + -1m

Combine like terms: m + -1m = 0
-2 + 47m + -6m2 = 0

Begin completing the square.  Divide all terms by
-6 the coefficient of the squared term: 

Divide each side by '-6'.
0.3333333333 + -7.833333333m + m2 = 0

Move the constant term to the right:

Add '-0.3333333333' to each side of the equation.
0.3333333333 + -7.833333333m + -0.3333333333 + m2 = 0 + -0.3333333333

Reorder the terms:
0.3333333333 + -0.3333333333 + -7.833333333m + m2 = 0 + -0.3333333333

Combine like terms: 0.3333333333 + -0.3333333333 = 0.0000000000
0.0000000000 + -7.833333333m + m2 = 0 + -0.3333333333
-7.833333333m + m2 = 0 + -0.3333333333

Combine like terms: 0 + -0.3333333333 = -0.3333333333
-7.833333333m + m2 = -0.3333333333

The m term is -7.833333333m.  Take half its coefficient (-3.916666667).
Square it (15.34027778) and add it to both sides.

Add '15.34027778' to each side of the equation.
-7.833333333m + 15.34027778 + m2 = -0.3333333333 + 15.34027778

Reorder the terms:
15.34027778 + -7.833333333m + m2 = -0.3333333333 + 15.34027778

Combine like terms: -0.3333333333 + 15.34027778 = 15.0069444467
15.34027778 + -7.833333333m + m2 = 15.0069444467

Factor a perfect square on the left side:
(m + -3.916666667)(m + -3.916666667) = 15.0069444467

Calculate the square root of the right side: 3.873879767

Break this problem into two subproblems by setting 
(m + -3.916666667) equal to 3.873879767 and -3.873879767.

Subproblem 1

m + -3.916666667 = 3.873879767 Simplifying m + -3.916666667 = 3.873879767 Reorder the terms: -3.916666667 + m = 3.873879767 Solving -3.916666667 + m = 3.873879767 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '3.916666667' to each side of the equation. -3.916666667 + 3.916666667 + m = 3.873879767 + 3.916666667 Combine like terms: -3.916666667 + 3.916666667 = 0.000000000 0.000000000 + m = 3.873879767 + 3.916666667 m = 3.873879767 + 3.916666667 Combine like terms: 3.873879767 + 3.916666667 = 7.790546434 m = 7.790546434 Simplifying m = 7.790546434

Subproblem 2

m + -3.916666667 = -3.873879767 Simplifying m + -3.916666667 = -3.873879767 Reorder the terms: -3.916666667 + m = -3.873879767 Solving -3.916666667 + m = -3.873879767 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '3.916666667' to each side of the equation. -3.916666667 + 3.916666667 + m = -3.873879767 + 3.916666667 Combine like terms: -3.916666667 + 3.916666667 = 0.000000000 0.000000000 + m = -3.873879767 + 3.916666667 m = -3.873879767 + 3.916666667 Combine like terms: -3.873879767 + 3.916666667 = 0.0427869 m = 0.0427869 Simplifying m = 0.0427869

Solution

The solution to the problem is based on the solutions from the subproblems. m = {7.790546434, 0.0427869}

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