3.4m^2-4.6m=108

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Solution for 3.4m^2-4.6m=108 equation:


Simplifying
3.4m2 + -4.6m = 108

Reorder the terms:
-4.6m + 3.4m2 = 108

Solving
-4.6m + 3.4m2 = 108

Solving for variable 'm'.

Reorder the terms:
-108 + -4.6m + 3.4m2 = 108 + -108

Combine like terms: 108 + -108 = 0
-108 + -4.6m + 3.4m2 = 0

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

Divide each side by '3.4'.
-31.76470588 + -1.352941176m + m2 = 0

Move the constant term to the right:

Add '31.76470588' to each side of the equation.
-31.76470588 + -1.352941176m + 31.76470588 + m2 = 0 + 31.76470588

Reorder the terms:
-31.76470588 + 31.76470588 + -1.352941176m + m2 = 0 + 31.76470588

Combine like terms: -31.76470588 + 31.76470588 = 0.00000000
0.00000000 + -1.352941176m + m2 = 0 + 31.76470588
-1.352941176m + m2 = 0 + 31.76470588

Combine like terms: 0 + 31.76470588 = 31.76470588
-1.352941176m + m2 = 31.76470588

The m term is -1.352941176m.  Take half its coefficient (-0.676470588).
Square it (0.4576124564) and add it to both sides.

Add '0.4576124564' to each side of the equation.
-1.352941176m + 0.4576124564 + m2 = 31.76470588 + 0.4576124564

Reorder the terms:
0.4576124564 + -1.352941176m + m2 = 31.76470588 + 0.4576124564

Combine like terms: 31.76470588 + 0.4576124564 = 32.2223183364
0.4576124564 + -1.352941176m + m2 = 32.2223183364

Factor a perfect square on the left side:
(m + -0.676470588)(m + -0.676470588) = 32.2223183364

Calculate the square root of the right side: 5.676470588

Break this problem into two subproblems by setting 
(m + -0.676470588) equal to 5.676470588 and -5.676470588.

Subproblem 1

m + -0.676470588 = 5.676470588 Simplifying m + -0.676470588 = 5.676470588 Reorder the terms: -0.676470588 + m = 5.676470588 Solving -0.676470588 + m = 5.676470588 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '0.676470588' to each side of the equation. -0.676470588 + 0.676470588 + m = 5.676470588 + 0.676470588 Combine like terms: -0.676470588 + 0.676470588 = 0.000000000 0.000000000 + m = 5.676470588 + 0.676470588 m = 5.676470588 + 0.676470588 Combine like terms: 5.676470588 + 0.676470588 = 6.352941176 m = 6.352941176 Simplifying m = 6.352941176

Subproblem 2

m + -0.676470588 = -5.676470588 Simplifying m + -0.676470588 = -5.676470588 Reorder the terms: -0.676470588 + m = -5.676470588 Solving -0.676470588 + m = -5.676470588 Solving for variable 'm'. Move all terms containing m to the left, all other terms to the right. Add '0.676470588' to each side of the equation. -0.676470588 + 0.676470588 + m = -5.676470588 + 0.676470588 Combine like terms: -0.676470588 + 0.676470588 = 0.000000000 0.000000000 + m = -5.676470588 + 0.676470588 m = -5.676470588 + 0.676470588 Combine like terms: -5.676470588 + 0.676470588 = -5 m = -5 Simplifying m = -5

Solution

The solution to the problem is based on the solutions from the subproblems. m = {6.352941176, -5}

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